Roles & Affiliations: Dimitrios Georgios Hatzignatiou is a Professor and Interim Department Chair in the Department of Petroleum Engineering at the University of Houston (UH), part of the Cullen College of Engineering. He holds dual Research Professor roles at the Energy Transition Institute (ETI) and the Center for Carbon Management in Energy (CCME). His career includes extensive academic and industrial experience, including roles at the University of Stavanger (Norway), Schlumberger, and IRIS Energy. Education: Ph.D. Petroleum Engineering, University of Tulsa (TU) Advanced Studies in Applied Mathematics, University of Tulsa (TU) MSc Petroleum Engineering, University of Alaska Fairbanks (UAF) Diploma in Mining & Metallurgical Engineering, National Technical University of Athens (NTUA) Research Interests: His work focuses on Reservoir Engineering , Energy Transition , Carbon Capture Utilization and Storage (CCUS) , Geothermal Energy , Enhanced Oil Recovery (EOR) , and Reservoir Simulation . Recent projects include DOE-funded CarbonSAFE initiatives, regional CCS technical assistance programs (RITAP), and studies on blue hydrogen generation and geothermal energy systems. Recent Research Trends: His publications highlight advancements in CO2 storage mechanisms, geothermal reservoir characterization, and machine learning applications for subsurface analysis. He also explores the economic viability of carbon-neutral energy systems and disproportionate permeability reduction techniques for water management in oilfields. Awards & Leadership: Recipient of the Feist/Schamel Award for Academic Advising 8-time SPE Editorial Review Committee Technical Editor Chair, SPE Journals Publication Quality Review Task Force ABET/SACS Accreditation Chairman (2017–2020) Advising & Grants: Supervises graduate and undergraduate research programs, including funded projects on CCS and hydrogen energy. Oversees post-doctoral positions in reservoir modeling and experimental CO2 storage studies. Collaborates with industry partners like IRIS Energy and international institutions. Labs & Teams: Leads the CCME lab at UH, focusing on carbon management innovation. Engaged with networks like CO2 GeoNet and Norway’s ENeRG initiative for CCS research coordination.









