Nagi Gebraeel

Nagi Gebraeel's profile picture
nagi.gebraeel@isye.gatech.edu

Professor Nagi Gebraeel is the Georgia Power Early Career Professor and Professor in the H. Milton Stewart School of Industrial and Systems Engineering at Georgia Tech. He received his MS and PhD from Purdue University in 1998 and 2003, respectively.

Dr. Gebraeel's research interests lie at the intersection of Predictive Analytics and Machine Learning in IoT enabled maintenance, repair and operations (MRO) and service logistics. His key focus is on developing fundamental statistical learning algorithms specifically tailored for real-time equipment diagnostics and prognostics, and optimization models for subsequent operational and logistical decision-making in IoT ecosystems. Dr. Gebraeel also develops cyber-security algorithms intended to protect IoT-enabled critical assets from ICS-type cyberattacks (cyberattacks that target Industrial Control Systems). From the standpoint of application domains, Dr. Gebraeel has general interests in manufacturing, power generation, and service-type industries. Applications in Deep Space missions are a recent addition to his research interests, specifically, developing Self-Aware Deep Space Habitats through NASA's HOME Space Technology Research Institute.

Dr. Gebraeel leads Predictive Analytics and Intelligent Systems (PAIS) research group at Georgia Tech's Supply Chain and Logistics Institute. He also directs activities and testing at the Analytics and Prognostics Systems laboratory at Georgia Tech's Manufacturing Institute. Formerly, Dr. Gebraeel served as an associate director at Georgia Tech's Strategic Energy Institute (from 2014 until 2019) where he was responsible for identifying and promoting research initiatives and thought-leadership at the intersection of Data Science and Energy applications. He was also the former president of the Institute of Industrial and Systems Engineers (IISE) Quality and Reliability Engineering Division, and is currently a member of the Institute for Operations Research and the Management Sciences (INFORMS), and IISE (since 2005).

Georgia Power Associate Professor, School of Industrial Systems Engineering
Phone
404.894.0054
Office
Groseclose Building, Room 327
Additional Research
  • Data Mining
  • IoT
  • Sensor-based Prognostics & Degradation Modeling
  • Reliability Engineering
  • Service Logistics
  • System Design & Optimization
  • Cyber/ Information Technology
Research Focus Areas

Timothy Charles Lieuwen

Timothy Charles Lieuwen's profile picture
tim.lieuwen@aerospace.gatech.edu

Tim Lieuwen is the executive vice president for Research at the Georgia Institute of Technology. In this role, he oversees the Institute’s $1.4+ billion portfolio of research, economic development, and sponsored activities. This includes leadership of the Georgia Tech Research Institute (GTRI), the Enterprise Innovation Institute, 11 interdisciplinary research institutes (IRIs), and related research administrative support units.

In his 25-plus years at Georgia Tech, Lieuwen earned his master’s and Ph.D. degrees in mechanical engineering (1996 and 1999, respectively) and has held multiple leadership positions. He has been the executive director of the Strategic Energy Institute (SEI) and served as the interim chair of the Daniel Guggenheim School of Aerospace Engineering in 2023.

Lieuwen has received numerous honors and recognition for his work in clean energy systems and policy, national security, and regional economic development. Additionally, he has been awarded the titles of Regents’ Professor and the David S. Lewis, Jr. Chair in AE. He is also a member of the National Academy of Engineering and is a fellow of the American Society of Mechanical Engineers and the American Institute of Aeronautics and Astronautics.

Executive Vice President for Research (EVPR)
Regents' Professor, Guggenheim School of Aerospace Engineering
Phone
(404) 894-8885
Office
Carnegie 020
Additional Research

Acoustics; Fluid Mechanics; Combustion; Signal Processing

Ari Glezer

Ari Glezer's profile picture
ari.glezer@me.gatech.edu

Dr. Glezer began at Tech in 1992 as an Associate Professor. He was named to the Woodruff Chair in Thermal Systems in 2002. Prior, he was an Assistant and Associate Professor at the University of Arizona.

Teaching Interests

Professor Glezer's teaching interests encompass core mechanical engineering subjects at both undergraduate and graduate levels, including fluid mechanics, aerodynamics, heat transfer, and energy systems. His courses emphasize fundamental principles, analytical methods, and experimental techniques. He fosters an interactive learning environment and actively engages graduate and undergraduate students in research-driven projects to deepen their understanding of fluid dynamics and energy conversion.

Research Interests

Professor Glezer's research focuses on fluid mechanics and aerodynamics with an emphasis on flow control, fluid-structure interactions, and energy transport phenomena. His work explores the fundamental physics of turbulence, vortex dynamics, and aerodynamic performance enhancement, employing experimental and computational approaches to address challenges in aerodynamics, propulsion systems, energy systems, and thermal management.

Recent Publications

  • Nichols, D. A., Vukasinovic, B., and Glezer, A., “On the Formation of a Ground Vortex In Crossflow,” J. Fluid Mech., 1012, 2025. 
  • Peterson, C. J., Vukasinovic, B., and Glezer, A., “The Evolution and Scaling of Controlled Flow Separation at the Inlet of a Diverging Channel,” Exp. Fluids, 66, 2025. 
  • Burrows, T.J., Vukasinovic, B., Glezer, A., Lakebrink, M.T., and Mani, M., “Controlled Flow in a Serpentine Diffuser with a Cowl Inlet,” J. Aircraft, 62, 2025.
  • Vukasinovic, B., Funk, R. B., and Glezer, A., “Circulation Control using Arrays of Fluidically Oscillating Jets,” AIAA J., 63, 2025.
  • Boziuk, T. R., Smith, M. K., and Glezer, A., “Dynamics of Vapor Bubble Condensation under Directional Ultrasonic Actuation,” Phys. Fluids, 35, 2023.
Professor, Woodruff School of Mechanical Engineering
Woodruff Chair, Thermal Systems
Phone
404.894.3266
Office
Love Building, Room 239
Additional Research

Wind; Fluid Mechanics and Heat Transfer; Combustion; and Energy Systems; Fluid mechanics; turbulent shear flows; flow control; diagnostics

Research Focus Areas
University, College, and School/Department

Aaron Stebner

Aaron Stebner's profile picture
aaron.stebner@gatech.edu

Aarn Stebner works at the intersection of manufacturing, machine learning, materials, and mechanics. He joined the Georgia Tech faculty as an associate professor of Mechanical Engineering and Materials Science and Engineering in 2020.

Previously, he was the Rowlinson Associate Professor of Mechanical Engineering and Materials Science at the Colorado School of Mines (2013 – 2020), a postdoctoral scholar at the Graduate Aerospace Laboratories of the California Institute of Technology (2012 – 2013), a Lecturer in the Segal Design Institute at Northwestern University (2009 – 2012), a Research Scientist at Telezygology Inc. establishing manufacturing and “internet of things” technologies for shape memory alloy-secured latching devices (2008-2009), a Research Fellow at the NASA Glenn Research Center developing smart materials technologies for morphing aircraft structures (2006 – 2008), and a Mechanical Engineer at the Electric Device Corporation in Canfield, OH developing manufacturing and automation technologies for the circuit breaker industry (1995 – 2000).

Associate Professor, School of Mechanical Engineering and Materials Science and Engineering
Phone
404.894.5167
Google Scholar
https://scholar.google.com/citations?hl=en&user=OpRg9IsAAAAJ&view_op=list_works&sortby=pubdate

Jianjun Shi

Jianjun Shi's profile picture
jshi33@isye.gatech.edu

Dr. Jianjun Shi is the Carolyn J. Stewart Chair and Professor in H. Milton Stewart School of Industrial and Systems Engineering, with joint appointment in the George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology. Prior to joining Georgia Tech in 2008, he was the G. Lawton and Louise G. Johnson Professor of Engineering at the University of Michigan. He received his B.S. and M.S. in Electrical Engineering from the Beijing Institute of Technology in 1984 and 1987, and his Ph.D. in Mechanical Engineering from the University of Michigan in 1992. Dr. Shi is a pioneer in the development and application of data fusion for quality improvements. His methodologies integrate system informatics, advanced statistics, and control theory for the design and operational improvements of manufacturing and service systems by fusing engineering systems models with data science methods. He has produced 40 Ph.D. graduates, 27 of which have joined IE department as faculty members. Among them, 7 have received NSF CAREER Awards and one has received the NSF PECASE award. He has published one book and more than 180 papers. He has served as PI and co-PI for projects totaling more than 25 million dollars, which were funded by National Science Foundation, NIST Advanced Technology Program, Department of Energy, General Motors, Daimler-Chrysler, Ford, Boeing, Lockheed-Martin, Honeywell, Pfizer, Samsung, and various other industrial companies and funding agencies. The technologies developed in Dr. Shi’s research group have been widely implemented in various production systems with significant economic impacts. 

Dr. Shi is the founding chair of the Quality, Statistics and Reliability (QSR) Subdivision at the Institute for Operations Research and Management Science (INFORMS). He has served as the Editor-in-Chief of the IISE Transactions (2017-2020), the flagship journal of the Institute of Industrial and Systems Engineers. He also served as the Focus Issue Editor of IISE Transactions on Quality and Reliability Engineering (2007-2017), editor of Journal of System Science and Complexity, and advisory editor of Journal of Quality Technology and Quantitative Management (QTQM). He is a Fellow of American Society of Mechanical Engineering (ASME), a Fellow of the Institute of Industrial and Systems Engineering (IISE), a Fellow of Institute of Operations Research and the Management Science (INFORMS), a Fellow of Society of Manufacturing Engineering (SME), an Academician of the International Academy for Quality, and a member of National Academy of Engineering (NAE) of the USA. 

Dr. Shi received various awards for his research and teaching, including the George Box Medal (2022), ASQ Walter Shewhart Medal (2021), The S. M. Wu Research Implementation Award (2021), ASQ Brumbaugh Award (2019), The Horace Pops Medal Award (2018), IISE David F. Baker Distinguished Research Award (2016), the IIE Albert G. Holzman Distinguished Educator Award (2011), Forging Achievement Award from Forging Industry Educational and Research Foundation (2007), Monroe-Brown Foundation Research Excellence Award (2007), the 1938E Award (1998) at The University of Michigan, and NSF CAREER Award (1996).

Carolyn J. Stewart Chair and Professor
Phone
404.385.3488
Office
ISyE Main Building, Room 109
Additional Research

System informatics and control

Yan Wang

Yan Wang's profile picture
yan.wang@me.gatech.edu

Wang's research is in the areas of design, manufacturing, and Integrated computational materials engineering. He is interested in computer-aided design, geometric modeling and processing, computer-aided manufacturing, multiscale simulation, and uncertainty quantification.

Currently, Wang studies integrated product-materials design and manufacturing process design, where process-structure-property relationships are established with physics-based data-driven approaches for design optimization. The Multiscale Systems Engineering research group led by him develops new methodologies and computational schemes to solve the technical challenges of high dimensionality, high complexity, and uncertainty associated with product, process, and systems design at multiple length and time scales.

Computational design tools for multiscale systems with sizes ranging from nanometers to kilometers will be indispensable for engineers' daily work in the near future. The research mission of the Multiscale Systems Engineering group is to create new modeling and simulation mechanisms and tools with underlying scientific rigor that are suitable for multiscale systems engineering for better and faster product innovation. Our education mission is to train engineers of the future to gain necessary knowledge as well as analytical, computational, communication, and self-learning skills for future work in a collaborative environment as knowledge creators and integrators. 

Professor, Woodruff School of Mechanical Engineering
Phone
404.894.4714
Office
Callaway 472
Additional Research

Computer-aided engineering and design and manufacturing, modeling and simulation, nanoscale cad/cam/cae, product lifecycle management, applied algorithms, uncertainty modeling, multiscale modeling, materials design

Google Scholar
https://scholar.google.com/citations?hl=en&user=rK2ow1kAAAAJ&view_op=list_works&sortby=pubdate

Tequila A. L. Harris

Tequila A. L. Harris's profile picture
tequila.harris@me.gatech.edu

Tequila A. L. Harris is a Professor in the George W. Woodruff School of Mechanical Engineering, and is the director of the Highly Advanced Roll-to-Roll iManufacturing Systems (HARRiS) group. Her research focuses on investigating the fundamental science associated with manufacture of polymer thin films from fluids (e.g., solutions, dispersions, slurries, etc.) as they are coated onto permeable or impermeable surfaces to make components or devices. She explores the connectivity between thin film functionality, based on their manufacture or structure, and their life expectancy, to elucidate mechanisms by which performance or durability can be predicted. In addition to conducting computational analysis, developing analytical models and running experiments, Harris also develops new manufacturing technologies to fabricate thin films, in wide area or discrete patterns. Target applications are well-suited for a variety of industries including food, energy, electronic, and environmental systems to name a few. In conjunction with her research activities, she is committed to the education, mentoring, and advisement of students towards scholarly achievements. She has published over fifty peer-reviewed articles. Harris has several awards including the National Science Foundation's young investigator CAREER Award and the Lockheed Inspirational Young Faculty Award.

Professor, Woodruff School of Mechanical Engineering
Director, Highly Advanced Roll-to-Roll iManufacturing Systems (HARRiS) group
SEI Lead: Energy & Manufacturing
Phone
404.385.6335
Office
MARC 436
Additional Research

Additive/Advanced Manufacturing; Flexible Electronics; Polymers; micro and nanomechanics; Thin Films; Electronics; Energy Storage; Thermal Systems; Manufacturing and Fluid Mechanics; Polymer processing; mechanical system design; fluid flow; mechanical and physical property characterization of thin film

Spyros Reveliotis

Spyros  Reveliotis's profile picture
spyros@isye.gatech.edu

Spyros Reveliotis is a professor in the Stewart School of Industrial & Systems Engineering at Georgia Tech. Dr. Reveliotis' research interests are primarily in discrete event systems theory and its applications, especially in the control of flexibly automated workflows and the traffic management of multi-agent systems evolving over graphs. He also has an active interest in machine learning theory and its applications. Dr. Reveliotis is an IEEE Fellow, and a member of INFORMS. Dr. Reveliotis completed his Ph.D. studies in industrial engineering at the University of Illinois at Urbana-Champaign. He also holds a B.Sc. degree in Electrical Engineering from the National Technical University of Athens, Greece, and an M.Sc. degree in Computer Systems Engineering from Northeastern University.

Professor; School of Industrial & Systems Engineering
Phone
404.894.6608
Office
Groseclose, 325
Additional Research

Discrete Event Systems; Scheduling Theory; Markov Decision Processes; Machine Learning

Research Focus Areas
Google Scholar
https://scholar.google.com/citations?hl=en&user=s-V2M-0AAAAJ&view_op=list_works&sortby=pubdate