Prof. Dr.-Ing. Hakan Kayal serves as University Professor for Aerospace Engineering at the University of Würzburg, holding the Chair of Computer Science VIII (Space Technology) and chairing the Interdisciplinary Research Center for Extraterrestrial Studies (IFEX). His leadership bridges computer science and space systems engineering within the university's Institute of Computer Science. Research focuses on three synergistic domains: nanosatellite development for extraterrestrial missions (including the SONATE-2 6U platform demonstrating AI-driven onboard processing), scientific investigation of Unidentified Anomalous Phenomena (UAP) through the university's collaboration with the Federal Aviation Office, and spacecraft autonomy systems enabling higher mission independence. Current projects include the NEAlight mission (extended to develop the Apophis Interceptor concept for the 2029 asteroid flyby), VaMEx3-MarsSymphony for Mars exploration, and JMU Space Observatory initiatives. Publication trends reveal strong emphasis on asteroid defense strategies (particularly for Apophis), CubeSat-based UAP detection methodologies, and real-time AI processing in constrained space environments. His team actively engages students through ADS-B tracking, Meteosat App development, and Moon Base 2030 projects, while recent recognition includes co-authoring a landmark UAP review in Progress in Aerospace Sciences with 33 international scientists.
Andreas Rietbrock is Professor and Director of the Geophysical Institute (GPI) at the Karlsruhe Institute of Technology (KIT) , Germany, where he also serves as Dean of Studies for Geophysics . He is a leading expert in earthquake seismology, seismic tomography, and subduction zone dynamics, with a strong focus on integrating advanced observational techniques and computational methods. Education: While specific degrees are not listed in the provided text, his extensive publication record and leadership roles indicate advanced academic training in geophysics and seismology. Research Interests: His work spans a wide range of topics including: Seismic imaging of subduction zones (e.g., Nazca, Lesser Antilles) Earthquake rupture dynamics and fault mechanics Volcanic seismology and magma transport Full waveform inversion and AI-enhanced seismic analysis Distributed Acoustic Sensing (DAS) applications Induced seismicity and reservoir monitoring Research Trends: His recent publications (2022–2025) emphasize the use of dense seismic arrays, AI-based data processing, and multi-method tomography to study complex tectonic environments. Key themes include high-resolution imaging of slab structures, fluid migration in subduction zones, and the integration of DAS and machine learning for seismic monitoring. Scientific Contributions: Andreas has led major international projects such as the ANTICS Large-N deployment in Albania and the VoiLA project in the Lesser Antilles. He has published extensively in top-tier journals like Nature , Geophysical Research Letters , and Journal of Geophysical Research , with over 200 peer-reviewed articles. Teaching and Supervision: He teaches courses such as "Introduction to Geophysics II", "Seismology", and "Current Topics in Seismology and Risk". While specific student names are not listed, his role as Dean and principal investigator on numerous projects indicates active supervision of graduate students and postdocs. Labs and Teams: He leads the seismology group at GPI, coordinating large-scale deployments of seismic instruments, including ocean-bottom seismometers and fiber-optic DAS systems. His team collaborates globally with institutions in Europe, South America, and Asia.
Professor Rainer Böhme is a prominent academic in the field of IT security and privacy at the University of Münster's School of Business and Economics, Department of Information Systems. He also holds a professorship for Security and Privacy at the University of Innsbruck's Institute of Computer Science. His research spans multiple dimensions of digital security, with particular expertise in steganography, digital forensics, privacy-enhancing technologies, and the economic aspects of cybersecurity. Dr. Böhme earned his Doctoral Degree from TU Dresden's Faculty of Computer Science in 2008, following studies in Communications, Economics and Computer Science at Technische Universität Dresden and Université Paris XII. His academic journey includes positions as Assistant Professor at the University of Münster (2010-2015), Postdoctoral Fellow at the International Computer Science Institute in Berkeley (2009-2010), and Scientific Staff at TU Dresden's Chair of Privacy and Data Security. His research interests focus on steganography and steganalysis, digital forensics, privacy-enhancing technologies, security and usability, economic and behavioral aspects of information privacy, virtual currencies, and the economics of information security. His work bridges technical security mechanisms with economic and behavioral considerations, creating a unique interdisciplinary approach to cybersecurity challenges. Analysis of his recent publications reveals a strong trend toward the economics of security, particularly regarding blockchain technologies, cryptocurrency, and privacy valuation. His work increasingly examines the intersection of technical security mechanisms with market dynamics, regulatory frameworks, and user behavior. The research spans theoretical game-theoretic models, empirical studies of user behavior, and practical applications in digital forensics and privacy protection. Program Co-Chair, Financial Cryptography and Data Security (2015) Program Co-Chair, New Security Paradigms Workshop (NSPW) (2015) General Chair, 8th International Conference on IT Security Incident Management & IT Forensics (2014) Organizer and Program Co-Chair, 1st Workshop on Bitcoin Research (2014) Associate Editor, Electronic Commerce Research (since 2013) Associate Editor, EURASIP Journal on Information Security (since 2013) Professor Böhme has supervised multiple Master's theses in Information Systems, including work on static code analysis for smart contracts, remote maintenance protocol security, and application protection requirements in retail banking. His research is supported by significant grants from the German Federal Ministry of Research, Technology and Space, the DFG, and the EU FP7 program, with projects focusing on digital forensics, privacy-enhancing technologies, and cryptocurrency crime prevention. He leads the IT Security Research Group at the University of Münster, which investigates theoretical and applied aspects of information security with particular emphasis on the economic dimensions of security decisions.
Prof. Dr. Steffen Marburg is a Full Professor at the Chair of Acoustics of Mobile Systems within the TUM School of Engineering and Design at the Technical University of Munich. His research focuses on numerical methods in vibroacoustics, structural optimization, and acoustic modeling for applications in automotive, maritime, and musical instrument domains. Education: PhD from Technical University of Dresden (1998). Academic Career: Junior Professor at TU Dresden (2004), Chair of Technical Dynamics at University of the Federal Armed Forces Munich (2010), Full Professor at TUM (2015–present). Editorial Roles: Co-Editor-in-Chief of Journal of Theoretical and Computational Acoustics, Associate Editor of Journal of the Acoustical Society of America, Editor of Acoustics Australia and Mechanical Systems and Signal Processing. His research integrates computational acoustics, boundary element methods, and machine learning to address noise control and structural optimization challenges. Recent work explores acoustic metamaterials, viscothermal losses, and data-driven modeling. He has co-authored over 150 publications and led advancements in multifrequency solution methods and noise-insulating structures. Scientific awards include the Innovation Award of the Industrieclub Sachsen e.V. (1999). His editorial contributions and leadership in journals highlight his influence in computational acoustics and structural dynamics.
Prof. Dr. Philipp Heretsch is a Professor and Executive Director at the Institute of Organic Chemistry, Faculty of Natural Sciences, Leibniz University Hannover. He leads the Natural Product Synthesis research group and holds key roles in academic governance, including Deputy Coordinator for Exchange Programmes and representation on various examination and curriculum boards. Research Interests: His research focuses on the synthesis of complex natural products, particularly terpenes and alkaloids, using biosynthesis-inspired strategies. He develops novel carbon–carbon bond manipulation techniques and rearrangement cascades. A significant emphasis is placed on the biological activity of synthesized compounds. He also pioneers the development of continuous flow reactor systems for the selective transformation of sensitive and short-lived chemical species. Publication Trends: His recent publications (2020–2025) demonstrate a strong focus on biogenesis-inspired total synthesis of highly complex natural products (e.g., canataxpropellane, swinhoeisterol), the application of radical-polar crossover and rearrangement strategies, and the innovative use of flow chemistry for scalable and efficient synthesis of both natural products and functional molecules like odorants and ferrocenyl compounds. Scientific Awards: ADUC Prize of the GDCh (2018) DECHEMA Young Scientist Prize for Natural Product Research (2020) ORCHEM Prize for Young Scientists of the Liebig Association for Organic Chemistry of the GDCh Advising and Grants: While specific students are not listed, he leads an active research group. His work is supported by significant external funding, including an ERC Consolidator Grant for the project "RadCrossSyn" and support from the DFG Heisenberg Program, which facilitated his move to Leibniz University Hannover in 2021. Labs and Teams: He heads the Natural Product Synthesis research group at the Institute of Organic Chemistry, Leibniz University Hannover. His research group, often referred to as the "Heretsch group," is dedicated to developing novel synthetic methodologies and applying them to the synthesis of biologically relevant natural products.
Hami Amiraslani serves as Assistant Professor of Accounting at ESMT Berlin, holding a PhD and MSc from the London School of Economics. Previously faculty at INSEAD and a Wharton School visiting scholar, he teaches Management Accounting and Sustainable Business Finance across master's and executive programs. His educational credentials include: PhD in Accounting, London School of Economics and Political Science MRes, City St George’s, University of London MSc in International Accounting and Finance, London School of Economics and Political Science Amiraslani's research investigates capital markets, corporate governance, and sustainability interfaces with financial contracting and regulation. His work critically examines how ESG integration, board oversight structures, and climate disclosure frameworks reshape market efficiency and investor behavior, blending theoretical rigor with empirical analysis of regulatory impacts. Recent publications (2023-2025) reveal three dominant research trajectories: 1) Board-level governance mechanisms for ESG risk management, 2) Regulatory consequences of climate disclosure mandates on capital allocation, and 3) Bond market valuation effects of sustainability performance. These studies consistently demonstrate how governance quality mediates the relationship between sustainability practices and financial outcomes across debt and equity markets. No scientific awards are documented in the provided materials. His teaching portfolio indicates active mentorship in accounting education though specific student advisees aren't listed. Research activities appear institutionally supported through ESMT's academic infrastructure without explicit grant mentions.
Bistra Andreeva is a full Professor of Phonetics and Phonology at Saarland University, Department of Language Science and Technology. She is also a principal investigator of the DFG-funded project “Judeo-Spanish in Bulgaria: a contact language between archaism and innovation” (2022-2025) and leads or co-leads several other externally funded projects on prosody, information structure, and language contact. She teaches and has taught at Saarland University, Sofia University “St. Kliment Ohridski”, and other European universities. Education & Academic Background Habilitation (kumulative Habilitationsschrift): “Contrastive Prosody: Bulgarian vs. German”, Saarland University, 2016. PhD (Dr. phil.): “Zur Phonetik und Phonologie der Intonation der Sofioter-Varietät des Bulgarischen”, Saarland University, 2007. Research Interests Andreeva’s research focuses on the phonetics and phonology of intonation and rhythm, cross-language and individual differences in the production and perception of syllabic prominence, the relation between intonation and information structure, minority languages (especially Judeo-Spanish in Bulgaria), and the interaction between information density and prosodic structure. Her methodological expertise includes experimental phonetics, corpus-based studies, and acoustic analysis. Major Projects SFB 1102 C1: “Information Density and the Predictability of Phonetic Structure” (DFG, 2014-2026) JuSpa: “Judeo-Spanish in Bulgaria: a contact language between archaism and innovation” (DFG, 2022-2025) Prosodic aspects of Bulgarian compared to other languages with lexical stress (Bulgarian National Science Fund, 2019-2024) Prosodic manifestations of focus in French and English from a Bulgarian point of view (DAAD & Sofia University, 2021-2023) Scientific Awards & Recognition While no major named prizes are listed, Andreeva’s work has been continuously supported by competitive grants from the German Research Foundation (DFG), DAAD, and Bulgarian National Science Fund. Her publications appear in top-tier journals and conference proceedings (Journal of the Acoustical Society of America, Interspeech, Speech Prosody, International Congress of Phonetic Sciences). Teaching & Supervision She offers a broad spectrum of courses including Experimental Phonetics, Prosody, Phonetics & Phonology of Slavic Languages, Introduction to Instrumental Phonetics, and seminars on language contact. She has supervised numerous BA, MA, and PhD theses and regularly teaches at the PhD School of Sofia University. Labs & Teams She is affiliated with the Phonetics Laboratory at Saarland University and collaborates closely with the Institute for Bulgarian Language (Bulgarian Academy of Sciences), working in interdisciplinary teams involving phoneticians, computational linguists, and field linguists.
Detlef F. Sprinz is a Senior Scientist at the Potsdam Institute for Climate Impact Research (PIK) and a Professor at the Faculty of Economics and Social Sciences of the University of Potsdam, Germany. During 2024-2025, he leads the project "AMaReNa - A Market for the Restoration of Nature" , focusing on carbon removals. His academic background includes a Ph.D. and M.A. in Political Science from the University of Michigan and an M.A. in Economics from the University of the Saarland. Research Interests: Climate policy at multiple levels, long-term policy design, evaluation of international/national institutions, European/international environmental policy, and modeling political decisions for sustainability. Notable Projects: Tandem Fellowship (2020-2022) for interdisciplinary course development, Visiting Researcher at University of Lund (2022-2023), and coordination of research at the Käte Hamburger Kolleg (2017). Publications emphasize climate cooperation under the Paris Agreement, effectiveness of environmental regimes, and predictive modeling for climate negotiations. His work spans empirical analyses of acid rain regulation, Kyoto Protocol implementation challenges, and bioenergy accounting errors. Scientific Awards & Memberships: Tandem Fellowship (German Stifterverband) Member, European Academy Co-founder, Ecologic Institute Teaching includes courses on global climate governance, political decision modeling, and environmental policy at the University of Michigan, Yale, University of Oslo, and University of Potsdam. He has contributed to IPCC’s Sixth Assessment Report as a Lead Author. Advisory Roles: Chairmanship of the European Environment Agency’s Scientific Committee (2009-2012), Senior Research Fellow at CICERO (2011-2013), and consultancy for governments, corporations, and think tanks.
Prof. Dr. Sebastian Büttner is an Associate Professor at the Institute of Sociology within the Friedrich-Alexander University Erlangen-Nuremberg (FAU) and since September 2024, he serves as the scientific project manager of the Transfer Unit Science Communication at the Berlin-Brandenburg Academy of Sciences and Humanities (BBAW) . His academic career includes acting professorships at the University of Kassel, Freie Universität Berlin, and University of Duisburg-Essen. Research Interests : Sociological theory and cultural sociology Sociology of knowledge and science Political sociology of expertise and policy European integration and transnationalization Regionalization processes in Europe Academic Training : 2024: Außerplanmäßiger Professor at FAU 2017: Habilitation in Sociology at FAU 2010: Doctorate (Dr. rer. pol.) at BIGSSS 2004: Diploma in Sociology at University of Bamberg Collaborations and Projects : He is an associate editor of Culture, Practice & Europeanization , co-organizer of the German-French working group 'Governing European Mobilities', and member of the interdisciplinary group 'Conflict Management in Europe'. He led DFG-funded projects on EU professionalism and co-edited works on Europeanization and controversial expertise.
Dr. Heike Wex is a prominent atmospheric scientist at the Leibniz Institute for Tropospheric Research in Leipzig, Germany, where she serves as a Researcher in the Atmospheric Microphysics department. With over two decades of continuous research since completing her PhD in 2002, she has established herself as a leading expert in aerosol-cloud interactions and ice nucleation processes. Her work spans multiple international collaborations and major research initiatives including (AC)³, PICNIC, MarParCloud, and PI-ICE projects. Her research focuses on experimental investigations and theoretical descriptions of aerosol-cloud interactions, with specific expertise in hygroscopic growth at high relative humidities (>99% RH), particle activation to cloud droplets, heterogeneous ice nucleation processes, and the role of atmospheric aerosol particles as nuclei for cloud droplets and ice formation. Her work bridges atmospheric physics, climate science, and environmental chemistry, with significant contributions to understanding how microscopic processes affect cloud formation and climate. Analysis of her recent publications reveals a strong focus on polar and marine environments, with particular attention to biological contributions to ice nucleation, seasonal variations in Arctic aerosols, and the development of advanced measurement techniques. Her work consistently addresses fundamental questions about how aerosols influence cloud properties and climate systems, with increasing emphasis on climate-relevant processes in polar regions. Dr. Wex has held significant leadership positions, including serving as Vice President of the International Commission on Clouds and Precipitation (ICCP) from 2021-2024. She is also actively engaged with Scientists for Future in Leipzig, demonstrating her commitment to addressing climate change through scientific expertise and public engagement. Beyond her research, she has organized numerous scientific workshops and field campaigns, including leadership roles in the LExNo experiment, FROST projects, and the 16th International Conference on Clouds and Precipitation. Her work has established important methodological approaches for studying ice nucleation and has contributed significantly to our understanding of aerosol impacts on cloud formation across diverse environments from the Arctic to the tropics.
Ottmar Edenhofer serves as Director and Chief Economist of the Potsdam Institute for Climate Impact Research (PIK), Director of the Mercator Research Institute on Global Commons and Climate Change (2012-2024), Professor for The Economics and Politics of Climate Change at Technische Universität Berlin, and Chair of the European Scientific Advisory Board on Climate Change (ESABCC) since 2022. His affiliations span leading European climate research institutions and academic bodies. Edenhofer's research focuses on climate change economics, particularly the impact of technological change on mitigation costs, public finance implications of climate policy, distributional effects of carbon pricing, and governance of global commons. His work bridges theoretical economic modeling with practical policy design, emphasizing equity considerations and institutional frameworks for effective climate action. He pioneered social science research at PIK, establishing rigorous methodologies for translating scientific findings into actionable policy advice. His publication record demonstrates consistent leadership in high-impact climate economics research, with seminal contributions to IPCC assessments (serving as Co-Chair of Working Group III for the Fifth Assessment Report) and influential analyses of carbon pricing mechanisms. Recent work increasingly addresses carbon dioxide removal governance, distributional justice in climate policy, and the integration of climate action with broader sustainable development goals. His research consistently appears in top journals including Nature, Science, and Nature Climate Change. Edenhofer has received numerous scientific honors including the Romano Guardini Prize (2018), Deutsche Umweltpreis (2020), and Arthur Burkhardt-Prize (2021). He belongs to the top 1% of most cited scientists globally (2018-2022) and was ranked among Germany's top 10 economists (2019-2020). His policy influence extends to serving as Vatican consultor for the Dicastery for Promoting Integral Human Development and advising EU institutions through ESABCC. As a science-policy interface leader, Edenhofer has shaped climate negotiations leading to the Paris Agreement and continues to advise European institutions on implementing climate neutrality targets. His work emphasizes the critical role of carbon pricing with equitable revenue recycling and the strategic sequencing of climate policies to maintain political feasibility while achieving deep decarbonization.
Dr. Peter Bartsch serves as curator of the fish collection and construction project officer at the Museum für Naturkunde (MfN), Leibniz Institute for Evolution and Biodiversity Science, which is affiliated with Humboldt University Berlin. With expertise in ichthyology, embryology, and comparative anatomy, Dr. Bartsch has been instrumental in the museum's collection management and building renovation projects since joining the institution as a research associate before becoming curator in 2000. Dr. Bartsch received his academic training in ichthyology, embryology, and comparative anatomy at the University of Cologne. His academic career includes positions as a research assistant at the University of Tübingen and a postdoctoral fellowship at the Natural History Museum in Stockholm before joining the Museum für Naturkunde. Dr. Bartsch's primary research focuses on the evolution and systematics of major groups of bony fishes (Osteichthyes), with particular emphasis on primitive ray-finned fish lineages. His work integrates morphological analysis of both fossil and extant species to understand evolutionary relationships. A significant portion of his research centers on the developmental biology of ancient fish groups, especially the Polypteridae (bichirs), examining embryonic development, skeletal formation, and sensory systems. More recently, his interests have expanded to include the logistics and optimal management of research collections, reflecting his administrative responsibilities at the museum. Analysis of Dr. Bartsch's recent publications reveals a consistent focus on fish morphology, evolution, and development, with particular attention to primitive actinopterygian lineages. His work spans both systematic taxonomy and functional morphology, with increasing attention to museum collection management challenges. The publications demonstrate expertise in comparative anatomy across diverse fish groups including chondrichthyans (sharks, rays, and chimaeras) and basal actinopterygians. Recent work shows integration of molecular phylogenetic approaches with traditional morphological analysis. Dr. Bartsch has held significant administrative roles at the Museum für Naturkunde, serving as head of the collections department from 2011 to 2013. He was responsible for the museum's construction program for the east wing reconstruction, completed in 2010, which created modern facilities for the storage and scientific processing of the museum's wet collections. Currently, he manages the second phase of the building's renovation that began in 2011 and participates in planning for the future development of the museum's facilities. The Museum für Naturkunde houses extensive ichthyological collections that form the basis for Dr. Bartsch's research. His work involves close collaboration with various research teams within the museum, particularly in the areas of molecular phylogenetics, collection preservation, and paleontological research. The museum's facilities include specialized laboratories for morphological analysis, molecular studies, and collection management that support his research activities.
Kathrine von Graevenitz is Deputy Head of the Environmental and Climate Economics research unit at ZEW - Leibniz Centre for European Economic Research in Mannheim, Germany, and Professor of Empirical Environmental Economics at the University of Mannheim since October 2021. She is sponsored by the Leibniz Association through the Program for Women Professors and serves on the scientific consultative group to the Research Data Centres of the German Statistical Offices. Her research spans environmental and urban economics with a methodological focus on applied microeconometrics. She investigates the impact of environmental and climate regulation on firm performance, the drivers of renewable energy technology adoption, and revealed preferences in housing markets, particularly addressing spatial correlation and endogeneity challenges. Her work often utilizes administrative micro-data to evaluate policy impacts on manufacturing sectors, housing markets, and environmental outcomes. Analysis of her recent publications reveals a strong focus on empirical evaluation of climate policies, particularly their effects on German manufacturing competitiveness, electricity pricing mechanisms, and renewable energy adoption. Her research combines rigorous econometric methods with practical policy relevance, frequently cited by German economic policy institutions including the German Council of Economic Experts. Her work demonstrates a consistent trajectory from urban environmental valuation (her PhD focus) to broader climate policy evaluation in industrial and housing sectors. Cited in the annual report of the German Council of Economic Experts 2022 Cited in corresponding VoxEU column Winner of the Department of Economics Prize for best thesis at University of Essex (2004/2005) Member of Female Economists' Network of German Ministry for Economic Affairs As Deputy Head of ZEW's Environmental and Climate Economics unit, von Graevenitz leads research on environmental regulation impacts and manages collaborations with policy institutions. Her work has been covered by major German media outlets including Zeit Online, Süddeutsche Zeitung, and Tagesspiegel, demonstrating its policy relevance. She has been involved in multiple policy briefs for ZEW and government bodies, translating academic research into practical policy recommendations. Her research is conducted within ZEW's Environmental and Climate Economics unit, which focuses on empirical analysis of environmental policies, climate economics, and sustainability transitions. The unit works closely with German policy institutions and contributes to national climate policy discussions, particularly regarding manufacturing sector impacts and energy transition challenges.
Dr. Kerrin v. Engelhardt is an Associate Scientist at the Humboldt University Berlin's Department of History of Education within the Faculty of Humanities and Social Sciences. She also holds roles as Project Leader in the BMBF-funded collaborative project 'MythErz' and as a lecturer in science history at the Technical University of Berlin. Her research focuses on Cold War educational practices, historical pedagogical technologies, and the Abitur examination system in Germany. She has held positions including Research Assistant at the Humboldt University’s Institute of Education Studies and the Friedrich-Schiller University Jena, and led projects on educational film analysis and university collection utilization. Education: PhD in History of Natural Science from Friedrich-Schiller University Jena (2013), M.A. in Cultural History/Folklore Studies (2011), and Diploma in Fine Art from Bauhaus University Weimar (2003). Her work integrates interdisciplinary approaches to explore the intersection of education, science, and cultural history. Research Interests: Cold War pedagogical media, history of educational assessment practices, cultural history of science education, and institutional practices in historical education systems. She emphasizes praxeological methods to analyze historical educational materials and rituals. Key Projects: Leadership in the 'MythErz' project examining GDR educational myths through films; co-coordination of the 'Abitur examination practices' project; development of interdisciplinary teaching strategies using university collections. Publications: Over 20 peer-reviewed articles and book chapters on topics such as East German educational spaces, historical examination rituals, and Weimar-era art education. Notable works include analyses of GDR science education films and the socio-cultural dimensions of Abitur practices.
Karl Ulrich Schreiber is an Adjunct Professor at the Department of Physics and Astronomy, University of Canterbury, New Zealand, and an apl. Professor at the Institute for Astronomical and Physical Geodesy at the Technical University of Munich (TUM). He is a scientist at the Geodetic Observatory Wettzell, jointly operated by TUM and the Bundesamt für Kartographie und Geodäsie (BKG). His work bridges fundamental physics and geodetic applications, with leadership roles in major international projects including ESA’s MAGIC/Science, QSG4EMT, and Baltic+ Theme 5, as well as DFG Research Units NEROGRAV and UPLIFT. His research focuses on Space Geodesy , Satellite and Lunar Laser Ranging , and Ring Laser Technology . He has pioneered the use of large ring laser gyroscopes for measuring Earth's rotation, polar motion, and seismic rotations. His work enables high-precision monitoring of geophysical phenomena such as Earth tides, Chandler wobble, and rotational ground motions from earthquakes. He is a key contributor to multi-technique co-location studies (VLBI, SLR, GNSS) and time transfer experiments, advancing the Global Geodetic Observing System (GGOS). His recent publications show a strong trend in developing and applying large-scale ring laser arrays (e.g., ROMY) for geophysical sensing, photon-counting laser ranging for space debris and satellite tracking, and optical timing systems for synchronization across geodetic networks. These efforts span disciplines including geodesy, seismology, quantum optics, and fundamental physics. Scientific contributions include: Development of the Wettzell Large Ring Laser (G-ring) for continuous Earth rotation monitoring. First direct measurements of Earth's diurnal polar motion and Chandler wobble using ring lasers. Pioneering work in rotational seismology, validating ring laser data against seismic arrays. Contributions to lunar laser ranging and its role in reference frame realization. Leadership in ESA and DFG projects advancing space geodesy and inertial sensing. He advises doctoral and master’s students within the DFG Research Training Group UPLIFT and collaborates with international institutions on instrumentation and data analysis. His lab at Wettzell hosts advanced laser ranging and ring laser systems, serving as a fundamental geodetic observatory. Future work includes enhancing clock ties for global geodesy, expanding multi-component rotation sensing, and advancing space-based geodetic technologies.
