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Wojciech RytterView profile

Professor

• Design and analysis of computer algorithms
• Automata and formal languages
• Parallel algorithms
• +5 more

Wojciech Rytter is a full professor at the Institute of Informatics, Department of Mathematics and Informatics at the University of Warsaw, Poland, holding this position continuously since October 1971. His academic career includes significant international appointments as full professor at New Jersey Institute of Technology (2002-2004), Liverpool University (1997-2002), and Bonn University (1994-1995), and as visiting professor at University of California, Riverside (1992-1993) and University of Warwick (1985-1986). He earned his MSc in 1971, PhD in 1975, habilitation in 1985, and was awarded the scientific degree of professor in 1997, all from Warsaw University. Professor Rytter's research focuses on the design and analysis of computer algorithms, with particular expertise in automata and formal languages, parallel algorithms, and text algorithms. His work spans efficient sequential and parallel algorithms, automata theory, complexity of recognition and parsing of context-free languages, pattern matching, algorithmics of WWW, parallel combinatorial computing, graph-theoretic algorithms, and algorithmics of highly compressible objects. His theoretical contributions have practical applications in computational biology, bioinformatics, and text processing systems. His recent publications (2022-2025) demonstrate continued activity in string algorithms, particularly in pattern matching, string covers, and combinatorics on words, with a strong focus on theoretical computer science with applications in bioinformatics. 200 problems on automata, languages, computations (Cambridge University Press 2023) 125 Problems in Text Algorithms (Cambridge University Press, 2021) Jewels of Stringology (World Scientific, 2002) Fast parallel algorithms for matching problems in graphs (Oxford University Press 1998) Text algorithms (Oxford University Press 1994) Professor Rytter has collaborated extensively with researchers including Jakub Radoszewski, Tomasz Walen, Tomasz Kociumaka, and Maxime Crochemore. He is a member of the Academy of Europe (elected 2011, Informatics section) and has authored or co-authored more than 130 publications. He maintains an active research laboratory focused on string algorithms and combinatorics on words at the University of Warsaw.

• Arithmetic Algebraic Geometry
• Motivic Homotopy Theory

Prof. Dr. Niko Naumann is a faculty member at the University of Regensburg, affiliated with the Department of Mathematics (NWF I - Mathematics). His research focuses on the intersection of Arithmetic Algebraic Geometry and Motivic Homotopy Theory. His work explores stable homotopy theory, equivariant algebraic K-theory, and the application of topological modular forms to arithmetic problems. Notable collaborations include researchers such as Tobias Barthel, Akhil Mathew, and Justin Noel. The 15 most recent publications span topics in homotopy theory, algebraic geometry, and number theory, with a particular emphasis on nilpotence theorems, motivic spectra, and arithmetic invariants. Key journals include Inventiones Mathematicae, Advances in Mathematics, and Geom. Topol. Niko Naumann’s departmental role includes leadership in international academic exchange programs like ERASMUS. Current advisees or students are not explicitly listed in the provided text.

Jorge Eduardo Pinto SantosView profile

Professor

• General Relativity
• Quantum Gravity
• Gravitational Aspects of String Theory
• +3 more

Professor Jorge Eduardo Pinto Santos holds the position of Professor of Theoretical Physics at the Department of Applied Mathematics and Theoretical Physics (DAMTP) at the University of Cambridge. His career includes roles as Reader (2018–2022), Lecturer (2013–2018), and a Junior Visiting Professorship at the Institute for Advanced Study in Princeton (2019–2020). He completed his Ph.D. at DAMTP between 2006 and 2010, followed by postdoctoral fellowships at Stanford University (2013–2014) and the University of California, Santa Barbara (2010–2013). His research focuses on general relativity, quantum gravity, and gravitational aspects of string theory. Key areas include numerical relativity and applications of general relativity to condensed matter physics via holography. Notable contributions involve studies on black hole binaries, extremal black holes, and the AdS/CFT correspondence. His recent work explores topics such as spinning black binaries in de Sitter space, gravitational instabilities in anti-de Sitter space, and entanglement islands in higher dimensions. He is affiliated with the High Energy Physics and Relativity and Gravitation research groups at DAMTP. His advising record includes seven doctoral students, with ongoing supervision of William Boyce (2024–present) and John Crump (2021–present). Publications highlight interdisciplinary advances, including investigations into black hole thermodynamics, cosmic censorship violations, and holographic models of condensed matter systems. His research bridges fundamental physics and numerical methods, addressing both theoretical and applied questions in gravitational physics.

Oliver ChandlerView profile

Senior Lecturer

• Music Analysis
• Music Theory
• British Music
• +5 more

Oliver Chandler is a Senior Lecturer in Music at the University of Oxford and holds multiple lecturing roles at Hertford College, Keble College, St Hugh's College, and Queen's College. He also serves as an academic professor at the Royal College of Music. His research focuses on music analysis, particularly in British music, chromaticism, and tonal theory, with notable works on Edward Elgar, Reginald Smith Brindle, and guitar repertoire. Chandler has been awarded the 2024 Adele Katz Early Career Researcher Award for his contributions to music theory. His research interests span music theory, including (neo-)Riemannian theory, Schenkerian analysis, and guitar studies. He co-authored Return to Riemann: Tonal Function and Chromatic Music (2024) and edited Born by the Thames: Stephen Dodgson, a Centenary Celebration (2024). His work often bridges historical and analytical approaches, exploring topics like Elgar’s chamber music and the interplay of tonality and serialism. Awards: Adele Katz Early Career Researcher Award (2024) Editorial Roles: Member of Soundboard Scholar editorial board and Cambridge Cohort for Guitar Research Grants & Collaboration: Collaborations on projects including analyses of Elgar’s works and studies on British modernist composers. Chandler’s publications span journals such as Music & Letters and Music Analysis , with a focus on analytical methodologies and British musical heritage. His research underscores the enduring relevance of tonal frameworks in understanding 20th-century music.

Simone GiombiView profile

Professor

• High Energy Theoretical Physics
• Quantum Field Theory
• String Theory
• +3 more

Simone Giombi is a Professor of Physics at Princeton University and currently serves as Associate Chair and Director of Graduate Studies. He holds a B.Sc. in Theoretical Physics from the University of Bologna, Italy, and a Ph.D. in Physics and Astronomy from Stony Brook University (2007). His research focuses on high-energy theoretical physics, quantum field theory, string theory, and their interconnections, particularly exploring higher-spin gravity and holographic dualities. He has held postdoctoral positions at Harvard University and the Perimeter Institute for Theoretical Physics. Giombi's work includes groundbreaking contributions to AdS/CFT correspondence, Wilson loop defects, and quantum M2 branes. He has been recognized with prestigious awards, including the New Horizons in Physics Prize (2017) and the SIGRAV Prize (2014). His recent articles (2022–2025) emphasize non-planar corrections in ABJM theory, boundary reparametrizations in AdS2, and RG interfaces from double-trace deformations. His research also engages with fermionic CFTs, line defects, and quantum fluctuations in Wilson loops. Awards: New Horizons in Physics Prize (2017), SIGRAV Prize (2014) Advising: Students include Yagmur Erhan and Jieru Shan Labs/Teams: Active in Princeton's High Energy Theory Group

Silviu PufuView profile

Professor

• Quantum Field Theory
• String Theory
• Gravity
• +3 more

Silviu Pufu is a Professor of Physics at Princeton University, where he earned both his A.B. (2007) and Ph.D. (2011) in Physics. Prior to his faculty position, he was a Pappalardo Postdoctoral Fellow at MIT (2011–2013). His research focuses on quantum field theory, string theory, and gravity, with emphasis on conformal field theory, gauge/gravity duality, and lattice gauge theory. He has received the Alfred P. Sloan Research Fellowship (2017) and led the Simons Collaboration for Nonperturbative Bootstrap (2016–2023). His work explores advanced topics such as AdS/CFT correspondence, M-theory corrections, and non-perturbative bootstrap methods. Pufu advises three graduate students: Ross Dempsey, Debaditya Pramanik, and Benjamin Søgaard. His research outputs span theoretical frameworks like super-Yang-Mills theories, M-theory orbifolds, and lattice Hamiltonian formulations of QCD. His 2020–2025 publications highlight contributions to bootstrap techniques, holographic calculations, and precision studies of strongly coupled systems.

• Quantum Gravity
• Supersymmetric Quantum Field Theory
• String Theory
• +4 more

Daniel Louis Jafferis is a tenured professor of physics at Harvard University, renowned for his contributions to quantum gravity, supersymmetric quantum field theory, and string theory. His groundbreaking work includes the AdS-CFT correspondence for N=6 Chern-Simons theory and the formulation of the F-theorem in three-dimensional supersymmetric systems, as well as co-discovering traversable wormhole solutions equivalent to quantum teleportation protocols. Education: Bachelor's degree in Mathematics and Physics from Yale University (2001) PhD in Physics from Harvard University (2007), supervised by Cumrun Vafa Jafferis's research spans topological string theory, supersymmetric localization, and holography. His 2008 work with Aharony, Bergman, and Maldacena established foundational connections between M2-branes and AdS 4 ×S 7 gravity duals, while his 2016 work with Gao and Wall demonstrated wormholes without exotic matter. His 2012 New Horizons in Physics Prize recognized these insights into quantum information and gravity. Scientific Awards: Henry Primakoff Award (2012) New Horizons in Physics Prize (2019) Jafferis's recent publications focus on quantum teleportation, AdS-CFT correspondence, and supersymmetric field theories, with key themes including free energy minimization, entanglement entropy, and holographic dualities. His career includes postdoctoral research at Rutgers University (2007-2010) and temporary membership at the Institute for Advanced Study (2010-2011).

Clay CórdovaView profile

Associate Professor

• Theoretical Physics
• Quantum Field Theory
• Particle Physics
• +3 more

Clay Córdova is an Associate Professor at the University of Chicago, associated with the Enrico Fermi Institute, James Franck Institute, Kadanoff Center, and Kavli Institute. His research focuses on theoretical physics, particularly quantum field theory, non-invertible symmetries, and their applications in particle and condensed matter physics. Córdova’s work explores topological phases, gauge theories, and string theory, with recent contributions to non-invertible symmetry classification and their role in phase transitions. His research interests include categorical symmetries, topological defects, and anomaly matching in quantum field theories. He has pioneered studies on soliton-particle degeneracies, anyon condensation mechanisms, and anomalies in non-invertible symmetry frameworks. Córdova’s work bridges high-energy physics with condensed matter systems, often employing advanced mathematical techniques from category theory and algebraic topology. His 2023 Sloan Research Fellowship highlights recognition of his contributions. Key research trends span non-invertible symmetries across dimensions, topological field theory applications, and interdisciplinary methods combining machine learning with lattice gauge theory. Current projects include exploring duality defects, gapped phase obstructions, and symmetry-enriched phases in (3+1)D systems.

Keshav DasguptaView profile

Professor

• Superstring Theory
• String Cosmology
• Quantum Field Theories
• +3 more

Professor Keshav Dasgupta holds the position of Professor in Physics at McGill University since March 2021. His academic journey includes a MSc from the Indian Institute of Technology, Delhi and a PhD from the Tata Institute of Fundamental Research, Mumbai. Postdoctoral research followed at the Institute for Advanced Study (Princeton, USA) and Stanford University (USA). He transitioned to faculty roles at McGill starting as an Assistant Professor (2005-2010), then Associate Professor (2010-2021), and currently as a full Professor. His research interests span Superstring Theory (focusing on flux compactifications and gauge/gravity dualities), String Cosmology (exploring de Sitter spaces and primordial phenomena), Quantum Field Theories (confinement dynamics in thermal QCD), and Mathematics (non-Kähler manifolds and Lie group applications in string theory). He also investigates Knot Theories within M-theory frameworks. Recent work emphasizes de Sitter vacua in string theory, leveraging Glauber-Sudarshan states and confronting swampland conjectures. His publications address topics like holographic QCD, quantum gravity equations, and non-perturbative string solutions. He teaches advanced courses such as PHYS 562: Electromagnetic Theory (Winter 2023).

Marco CastronovoView profile

Assistant Professor

• Symplectic Topology
• Mirror Symmetry
• Cluster Algebras
• +3 more

Marco Castronovo serves as an Assistant Professor in the Mathematics Department at Columbia University, with his office located in Mathematics Hall 614. His academic work bridges continuous and discrete mathematical structures through the lens of symplectic geometry and topology. His research focuses on Symplectic Topology , particularly exploring symplectic structures as frameworks for quantization of classical invariants. Key interests include: Developing open-string versions of Schubert calculus Investigating cluster structures in positroid varieties Constructing Landau-Ginzburg models for Grassmannians Studying Lagrangian cobordisms and exotic tori Analyzing connections between Dubrovin spectra and Fukaya algebras His recent publications reveal a consistent trajectory toward unifying symplectic geometry with combinatorial algebraic structures, particularly through Grassmannian varieties and their mirror symmetric counterparts. The work demonstrates increasing sophistication in connecting Fukaya categories with cluster algebraic frameworks, while maintaining strong ties to quantum topological invariants. As an academic mentor, Castronovo supervises undergraduate researchers including B. Basson (Barnard Summer Research Institute) and S. Kesavan (Columbia Summer Research Fellowship). He actively contributes to the mathematical community through refereeing and co-organizing the Columbia SGGTC Seminar, demonstrating commitment to both research dissemination and academic service. His computational work manifests through three significant open-source projects: Posetroids for exploring Zariski closure orders in Grassmannians, DubrovinDynamics for visualizing spectral evolution in truncated Dubrovin operators, and ClusterExplorer for conducting random walks on cluster structures of Grassmannians. These tools have become valuable resources for researchers working at the intersection of symplectic geometry and combinatorics.

Alfred O. Hero, IIIView profile

Professor

• Data Science
• Statistical Machine Learning
• Distributed Optimization
• +7 more

Alfred O. Hero, III is the John H. Holland Distinguished University Professor of Electrical Engineering and Computer Science and the R. Jamison and Betty Williams Professor of Engineering at the University of Michigan, Ann Arbor. He is currently on leave from the University of Michigan as a Program Director in the CISE Directorate at the National Science Foundation. His primary appointment is in the Department of Electrical Engineering and Computer Science (EECS), with secondary appointments in the Department of Biomedical Engineering and the Department of Statistics. He is also affiliated with the UM Center for Computational Medicine and Bioinformatics (CCMB), the UM Graduate Program in Applied and Interdisciplinary Mathematics (AIM), the UM Applied Physics Program, and the Michigan Institute for Data Science (MIDAS), which he co-founded from 2015-2018. Hero's research focuses on data science, developing theory and algorithms for multimodality data collection, fusion, analysis and visualization that use statistical machine learning and distributed optimization. His work has applications in wearable technologies for personalized health and predictive medicine, spatio-temporal networks in biology, climate, and social discourse, anomaly detection, and data analysis for international security. His recent research interests include high dimensional spatio-temporal data analysis, multimodal data integration, statistical signal processing, and machine learning, with particular emphasis on predictive mathematical models for biological and physical sciences, social networks, network security and forensics, and personalized health and disease. His recent publications demonstrate a strong focus on high-dimensional statistical methods, contrastive learning, neural network optimization, change detection in temporal graphs, and applications in microbiome analysis and epidemic modeling. The research spans theoretical foundations in information theory and statistical learning while addressing practical applications across multiple domains. Scientific Awards: IEEE Signal Processing Society Best Paper Award (1998) Best Original Paper Award from Journal of Flow Cytometry (2008) Best Magazine Paper Award from IEEE Signal Processing Society (2010) SPIE Best Student Paper Award (2011) IEEE ICASSP Best Student Paper Award (2011) IEEE Signal Processing Society Technical Achievement Award (2014) IEEE Signal Processing Society Society Award (2015) IEEE Fourier Award (2020) University of Michigan Distinguished Faculty Achievement Award (2011) Hero has advised over 60 PhD students and 30 postdocs in areas including modeling, computation, and inference for large scale time varying data in the biosciences. He has received significant research funding from the Department of Energy, Army Research Office, Air Force Office of Scientific Research, and National Science Foundation. He has held leadership positions including President of the IEEE Signal Processing Society (2006-2007), Director of Division IX (Signals and Applications) on the IEEE Board of Directors (2009-2011), and Chair of the Committee on Applied and Theoretical Statistics of the US National Academies (2018-2020).

Jens GrothView profile

Academic

• Cryptography
• Cryptographic Protocols
• Zero-Knowledge Proofs
• +5 more

Jens Groth is an Honorary Professor at the Department of Computer Science, University College London (UCL), and serves as Chief Scientist at Nexus. His primary research focuses on cryptography, with an emphasis on cryptographic protocols, zero-knowledge proofs, and privacy-preserving technologies. Groth has contributed significantly to advancements in digital signatures, homomorphic encryption, and secure multi-party computation. He holds a leadership role as Program Chair for the 15th IMA International Conference on Cryptography and Coding (2015) and has been a key figure in shaping modern cryptographic standards. His work often bridges theoretical foundations with practical implementations, emphasizing efficiency and security. Groth's research interests include but are not limited to: cryptographic protocol design, lattice-based cryptography, and the application of zero-knowledge proofs in real-world systems such as blockchain and voting systems. His publications span venues like CRYPTO, EUROCRYPT, and ASIACRYPT, reflecting his impact on the field. Notably, he advocates for open access to research and has contributed to strategies ensuring conferences adopt de facto open-access policies. His current focus at Nexus centers on verifiable computation and distributed cryptographic systems.

• Amplitude analysis and computations
• Amplitudes and String theory
• Quantum gravity
• +4 more

Emil Bjerrum-Bohr is an Associate Professor at the Niels Bohr Institute, University of Copenhagen, where he holds a position in the Theoretical high energy, astroparticle and gravitational physics department within the Faculty of Science. He is also affiliated with the Niels Bohr International Academy and leads the Computations of Amplitudes Group as a Lundbeck Foundation Junior Group Leader. Dr. Bjerrum-Bohr's research focuses on theoretical particle physics with particular emphasis on amplitude analysis and computations. His primary fields of research include amplitude analysis and computations, amplitudes and string theory, and quantum gravity. His current research explores relations between amplitudes from string theory and computation of amplitudes in Quantum Chromodynamics (QCD) for use at the Large Hadron Collider (LHC) at CERN. He has made significant contributions to understanding scattering equations and effective field theory in the context of gravitational physics. His recent publication record demonstrates a strong focus on gravitational scattering amplitudes, quantum gravity, and connections between string theory and particle physics. A notable trend in his research is the application of amplitude techniques to gravitational physics, particularly in the post-Minkowskian expansion framework which has implications for gravitational wave astronomy and black hole physics. His work bridges theoretical concepts with practical applications for collider physics. Scientific awards: Lundbeck Foundation Junior Group Leader As a Lundbeck Foundation Junior Group Leader, Dr. Bjerrum-Bohr oversees the Computations of Amplitudes Group, where he mentors junior researchers and collaborates with international colleagues on cutting-edge theoretical physics problems. His research has involved organizing academic meetings including the "Current Themes in High-Energy Physics and Cosmology" series (2013-2015) and Nordic Winter Schools on Cosmology and Particle Physics (2013, 2015). His work is conducted within the vibrant theoretical physics environment of the Niels Bohr Institute, which provides access to computational resources and collaborative opportunities with both experimental and theoretical physicists across multiple disciplines.

Igor KrizView profile

Professor

• Algebraic Topology
• Stable Homotopy Theory
• Equivariant Topology
• +5 more

Igor Kriz is a Professor of Mathematics at the University of Michigan, specializing in algebraic topology. He is affiliated with the Department of Mathematics within the College of Literature, Science, and the Arts (LSA). His research focuses on advanced topics in algebraic topology, particularly stable homotopy theory and related areas. Kriz received his Ph.D. from Charles University in 1988. His academic journey has led him to become a prominent researcher in algebraic topology, with significant contributions to the field over several decades. Professor Kriz's primary research interests lie in algebraic topology , which studies topological spaces through algebraic invariants. He specializes in equivariant stable homotopy theory, Mackey functors, cobordism, and motivic homotopy theory . His work involves calculations of stable homotopy groups and other generalized homology theories, including Morava K-theories of classifying spaces of finite groups. He has made significant contributions to the study of operads and structures up to homotopy, with applications extending to differential geometry and physics, particularly string theory. His research often bridges multiple mathematical disciplines, creating connections between topology, algebra, and geometry. His recent publications (2022-2025) demonstrate a strong focus on equivariant topology and its connections to algebraic structures. Kriz frequently collaborates with researchers like P. Hu, P. Somberg, and others, producing work that explores the intersection of homotopy theory with representation theory and algebraic geometry. His research program shows consistent evolution from foundational work in stable homotopy to more recent applications in motivic contexts and topological Hochschild homology. Professor Kriz teaches both undergraduate and graduate courses at the University of Michigan. His teaching portfolio includes Math 425 (Introduction to Probability), Math 592 (Introduction to Algebraic Topology), and advanced graduate courses Math 695 and Math 696 (Algebraic Topology I and II). His course materials are regularly updated, reflecting his commitment to education in mathematical topology. Based in East Hall (room 3846) at the University of Michigan, Professor Kriz maintains an active research program while contributing to the academic community through teaching and mentorship. His work continues to advance our understanding of complex topological structures and their algebraic representations.

• Mathematics
• Machine Learning
• Quantum Topology
• +9 more

Sergei Gukov is the John D. MacArthur Professor of Theoretical Physics and Mathematics at the California Institute of Technology (Caltech), where he has been a faculty member since 2005. He serves in the Division of Physics, Mathematics and Astronomy, with primary affiliation in the Department of Mathematics. His research bridges the fields of mathematics and theoretical physics, focusing on deep connections between geometry, topology, and quantum field theory. Gukov received his B.S. from Moscow Institute of Physics and Technology in 1997, followed by an M.S. and Ph.D. from Princeton University in 2001. He joined Caltech as an Associate Professor in 2005, was promoted to Professor in 2007, and was named the John D. MacArthur Professor in 2021. His research spans several interconnected areas at the frontier of mathematics and physics. A central theme is the exploration of quantum topology and its connections to mathematical physics. He has made significant contributions to the geometric Langlands program, gauge theory, and the categorification of knot and 3-manifold invariants. His recent work increasingly incorporates machine learning approaches to mathematical problems, reflecting his interest in the intersection of traditional mathematical research and modern computational techniques. Gukov's work often reveals deep connections between seemingly disparate areas of mathematics and physics, such as the relationship between Rozansky-Witten geometry and Coulomb branches in supersymmetric gauge theories. Gukov's publications demonstrate a consistent focus on the mathematical structures underlying quantum field theories and their topological implications. His recent work shows an increasing emphasis on computational approaches to mathematical problems, particularly through his interest in mathematics and machine learning. The recurring themes across his research include the application of physical insights to solve mathematical problems and the discovery of new mathematical structures through physical reasoning. He serves on the editorial boards of several prestigious journals including the Journal of Knot Theory and Its Ramifications, Communications in Mathematical Physics, and Letters in Mathematical Physics. Gukov is also active in the academic community, having delivered plenary talks at major conferences such as the First International Congress of Basic Science and presenting at String Math 2023 on the potential impact of AI on mathematical research. Gukov teaches Ma 146 ab, Introduction to Knot Theory and Quantum Topology, a course that reflects his research interests. He also runs a seminar on Mathematics and Machine Learning, held Tuesdays from 2-3pm in East Bridge Conference room 114, demonstrating his commitment to fostering interdisciplinary research at the intersection of mathematics and computational methods.