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Panel on Mechanical Sciences and Engineering at the Army Research Laboratory


EPHRAHIM GARCIA is a professor in the Department of Mechanical and Aerospace Engineering at the Cornell University.  His area of expertise is dynamics and controls, especially sensors and actuators involving smart materials. Dr. Garcia served as a Program Manager in the Defense Sciences Office at the Defense Advance Research Projects Agency (DARPA) from 1998 to 2002. His programs involved the development of new types of actuation systems utilizing smart material transducers, system level demonstrations of smart structures applied to defense platforms, morphing aircraft systems and the development of exoskeletons for human performance augmentation.  Dr. Garcia has pursued interdisciplinary research in the development of novel electro-mechanical systems, including smart material based actuators for optical systems controls and piezoelectric motor development.  From 1991 to 1998, Dr. Garcia was an Assistant and Associate Professor of Mechanical Engineering at Vanderbilt University where he was Director of the Center for Intelligent Mechatronics and the Smart Structures Laboratory.  In this capacity he directed research in the areas of smart structures, control-structure interaction, and bio-inspired robotics.  From 1991-97, he owned and operated Garman Systems, Inc., (now Dynamic Structures and Materials, LLC) a small engineering corporation that designed and fabricated devices in the areas of adaptive structural systems, utilizing piezoelectric, electrostrictive and shape memory alloy materials.  In 1995, Dr. Garcia was named an Office of Naval Research Young Investigator, appointed a 1993 Presidential Faculty Fellow by President Clinton, and twice received Summer Faculty Fellowship awards from the Air Force Office of Scientific Research (’90,’91).  In 1995, he was named “Most Promising Scientist,” by Hispanic Engineer magazine (now Technica) and received this award at the Hispanic Engineer National Achievement Awards Conference (HENAAC).  Dr. Garcia is author of more than 140 articles, book chapters and edited volumes.  He serves on the ASME Aerospace Division’s Executive Committee and as on the Editorial Advisory Board to Smart Materials and Structures.  In 2002, Professor Garcia received the prestigious American Society of Mechanical Engineers’ Adaptive Structures Prize for “significant contributions to the sciences and technologies associated with adaptive structures and/or materials systems.


DENNIS N. ASSANIS (NAE) is the provost and senior vice president for academic affairs at SUNY Stony Brook University.  He was elected to the NAE “for scientific contributions to improving fuel economy and reducing emissions of internal combustion engines, and for promoting automotive engineering education.”  He is recognized internationally for his innovative development of modeling methodologies and experimental techniques to shed light into complex thermal, fluid and chemical processes in internal combustion engines so as to improve their fuel economy and reduce emissions.  Among other accomplishments, his group’s work on homogeneous charge compression ignition contributes significantly to operating engines in low temperature combustion, ultra clean and fuel economical regimes that constitute a paradigm shift from today’s practices.  He is a Fellow of the Society of Automotive Engineers (SAE) and a Fellow of the American Society of Mechanical Engineers (ASME). He has served as editor or editorial board member of various journals.


FU-KUO CHANG is professor and director, Structures and Composites Laboratory at the Stanford University.  His primary research interest is in the areas of multi-functional materials and intelligent structures with particular emphases on structural health monitoring, intelligent self-sensing diagnostics, and integrated health managementfor space and aircraft structures as well safety-critical assets and medical devices. His specialties include sensors and sensor network development, built-in self-diagnostics, integrated diagnostics and prognostics, damage tolerance and failure analysis for composite materials, and advanced multi-physics computational methods for multi-functional structures. Most of his work involves system integration and multi-disciplinary engineering in structural mechanics, electrical engineering, signal processing, and multi-scale fabrication of materials. His recent research topics include: Integrated health management for aircraft structures, bio-inspired intelligent sensory materials for fly-by-feel autonomous vehicles, active sensing diagnostics for composite structures, self-diagnostics for high-temperature materials, etc.  His honors and awards include: Fellows of AIAA and ASME, 2010 SPIE NDE/SHM Life-Time Achievement Award, 2004 Structural Health Monitoring (SHM) Lifetime Achievement Award by The Boeing Company, 1988 Presidential Young Investigator Award, and Editor in Chief of Int. J. of Structural Health Monitoring.



ADITI CHATTOPADHYAY is an Ira A. Fulton Professor of Mechanical and Aerospace Engineering in the School for Engineering of Matter, Transport and Energy and Director of the Adaptive Intelligent Materials and Systems (AIMS) Center at Arizona State University. Her primary area of research include smart materials and structures (including constitutive relations and comprehensive modeling techniques for smart structures, completely coupled thermo-mechanical-electrical theory for smart composites, vibration reduction and aeroelastic tailoring using smart materials and active control, structures/controls interaction, and  modeling of high-force/high-deflection actuators); mechanics of composites (including multiscale analysis of complex composites, refined analysis techniques for laminates, and delamination buckling, postbuckling and transient response of composite plates and shells); structural health monitoring (including physics-based multiscale analysis for characterization of progressive damage, state awareness and condition based health monitoring; vibration and guided wave based damage detection); multidisciplinary design optimization (including multiobjective optimization formulation techniques, multi-level decomposition schemes, and hybrid optimization algorithms for coupled continuous/discrete design variable optimization); and dynamics and aeroelasticity (including dynamic and aeroelastic analyses of helicopter and tilt rotor aircraft; nonlinear fluid/structures interaction using reduced order modeling). She is a Fellow of AIAA and ASME. 



JAMES HAMILTON is chief vehicle dynamics engineer with Target Chip Ganassi Racing team . He heads vehicle dynamic research, development and simulation in the Advanced Engineering Group and has pioneered analytical methods, dynamic testing systems, aerodynamic test and data analysis methods, dynamic computer simulations, driver style modeling, hydraulic systems, active ride control and other closed loop control strategies, math and software.  He has also contributed development perspective directly to leading DARPA Grand Challenge competitor, Carnegie Mellon University’s Red Team, which ultimately won the Urban Challenge. Before coming to Ganassi, Mr. Hamilton held esteemed positions with other racing teams including: Patrick Racing Team’s Chief Race Engineer (1998-1999) for Scott Pruett; PacWest Racing(1997); Dan Gurney's All American Racer’s Chief Race Engineer (1989-1996), and Director of Vehicle Dynamics—engineering Juan Fangio II. Before his career in racing, Mr. Hamilton was Manager (1977-1989) of BMW North America’s Product Strategy and Product Engineering, Product Testing and Product Liability Defense.  With Volkswagen (1971-1977) he coordinated original research in restraint systems and vehicle traffic safety strategies.  With Litton System’s Advanced Marine Technology Laboratories he wrote hull design software for the DD963 destroyer based on methods developed at the David Taylor Model Basin. With Space Technology Laboratories/TRW Systems (1965-1968), he wrote software for manned and unmanned space missions including Gemini, Apollo, Pioneer, Mariner, and several classified surveillance satellite programs. Mr. Hamilton has also served on the Society of Automotive Engineers Vehicle Dynamics Technical Committee, chaired three vehicle dynamic sessions at the SAE Motorsports Engineering Conference and has presented to both the U.S. DOT and the SAE on topics of vehicle safety. Mr. Hamilton is also an inventor and holds three U.S. patents: all in vehicle dynamic technology.



DANIEL M. HANCOCK (NAE) is retired vice president, Global Strategic Product Alliances, at General Motors Corporation (GM). His previous appointments included GM Powertrain vice president, global engineering and chief executive officer, Fiat-GM Powertrain, based in Turin, Italy. He was elected to the NAE “for contributions to automotive engines and transmissions and leadership in advanced powertrain technology and engineering education.” His research interests include powertrain engineering strategies, processes, and management. This includes design, development, technology selection, production release, customer negotiations, partnering strategies, supplier management, and cross-functional program management for gas and diesel engines, manual and automatic transmissions, hybrids, and electric propulsion systems for passenger and commercial vehicles, definition of powertrain technology and product portfolio necessary to meet regional and global regulatory and market requirements for vehicle performance, emissions, and fuel consumption. He served as chairman of the Society of Automotive Engineers (SAE) Foundation Board of Trustees from 1998 to 2008. He served as president of FISITA, the International Federation of Automotive Engineering Societies, from 2004 to 2006. He was inducted into the National Academy of Engineering in 2011. He is a recipient of the SAE Medal of Honor, the Great Golden Medal for Service to the Republic of Austria, and the Sagamore of the Wabash recognition from the State of Indiana. He is 2014 SAE International Presidential Nominee.



WESLEY L. HARRIS (NAE) is the Charles Stark Draper Professor of Aeronautics and Astronautics, Associate Provost for Faculty Equity, and Director of the Lean Sustainment Initiative at the Massachusetts Institute of Technology.  He was elected to the NAE “for contributions to understanding of helicopter rotor noise, for encouragement of minorities in engineering, and for service to the aeronautical industry.”  He has performed research and published in refereed journals in the following areas: fluid mechanics; aerodynamics; unsteady, non-linear aerodynamics; acoustics; lean manufacturing processes; military logistics and sustainment. Harris has substantial experience as a leader in higher education administration and management. Harris also has demonstrated outstanding leadership in managing major national and international aeronautical and aviation programs and personnel in the executive branch of the federal government.  He is an elected Fellow of the AIAA, AHS, and of the NTA for personal engineering achievements, engineering education, management, and advancing cultural diversity. 



JOHN KIM (NAE) is the Rockwell Collins Distinguished Professor in the Department of Mechanical and Aerospace Engineering at the University of California, Los Angeles.  He was elected to the NAE “for development of direct numerical simulation and seminal contributions to the understanding of the physics and control of turbulent flows.”  His research intersts include numerical simulation of transitional and turbulent flows, physics and control of turbulent flows, and numerical algorithms for large-scale scientific computations.  He is a Fellow of the American Physical Society and as received the following awards: Medal for Exceptional Scientific Achievement, NASA (1985); H. Julien Allen Award, NASA Ames Research Center (1994); Otto Laporte Award, American Physical Society (2001); Ho-Am Prize in Engineering, Ho-Am Foundation (2002); and Distinguished Alumni Award, College of Engineering, Seoul National University (2009).



ROGER L. MCCARTHY (NAE) is a private engineering consultant and a director of Shui on Land, Ltd., which is involved in large-scale urban redevelopment in the People’s Republic of China.  His professional interests relates to the analysis and prevention of failures of an engineering or scientific nature related to mechanical, machine, controls, and mechanism design, including fabrication and manufacturing. He has directed the testing of more than 1,000 human subjects for analysis of human performance/man-machine-interface design issues, e.g. control placement, displays, warnings, etc. He has published extensively in the automotive and vehicular design arena, particularly research related to design risk associated with vehicle rollover, vehicle fires, occupant restraints (e.g. airbags), tires, and vehicle mass/size issues. This research often involves instrumented vehicle testing (including crash testing) and accident reconstruction. He has experience in robotic equipment design for the Army's Rapid Equipping Force. In 1992, he was appointed by the first President Bush to the President's Commission on the National Medal of Science. Dr. McCarthy received a Ph.D. in mechanical engineering from the Massachusetts Institute of Technology (MIT). He was elected to the National Academy of Engineering in 2004.


WILLIAM Q. MEEKER, JR. is a professor of statistics and distinguished professor of liberal arts and sciences at Iowa State University. He has done research and consulted extensively on problems in reliability data analysis, reliability test planning, accelerated testing, nondestructive evaluation, and statistical computing. He is a Fellow of the American Statistical Association (ASA) and the American Society for Quality (ASQ) and a past Editor of Technometrics. He is co-author of the books Statistical Methods for Reliability Data with Luis Escobar (1998), and Statistical Intervals: A Guide for Practitioners with Gerald Hahn (1991), six book chapters, and of numerous publications in the engineering and statistical literature. He has won the ASQ Youden prize four times and the ASQ Wilcoxon Prize three times. He was recognized by the ASA with their Best Practical Application Award in 2001 and by the ASQ Statistics Division’s with their W.G. Hunter Award in 2003. In 2007 he was awarded the ASQ Shewhart medal.


PARVIZ MOIN (NAS/NAE) is the Franklin P. and Caroline M. Johnson Professor of Mechanical Engineering at the Stanford University.  He was elected to the NAE “for the development of direct numerical simulation for understanding turbulent flows.”  His primary area of research is fluid mechanics and in particular, turbulent flows. He is also interested in numerical methods for simulation of transport phenomena. He has extensively used numerical simulations as a tool to study the physics of turbulent flows. It is now possible to calculate supersonic jet noise from the basic principles, and the results are being used to validate engineering tools for predicting far-field sound. He has been very active in developing the large eddy simulation methodology for computation of complex flows such as those in internal combustion or gas-turbine engines. He has also studied the interaction of shock waves with turbulence and the effects of entropic, acoustics and vortical disturbances on this interaction.  His awards and honors include: Member, American Academy of Arts and Sciences; Elected Fellow of the American Physical Society, 1992; Alexander von Humboldt Prize of the Federal Republic of Germany, 1995; American Physical Society's Fluid Dynamics Prize, 1996; Elected Fellow and Fluid Dynamics Award, American Institute of Aeronautics and Astronautics, 2009; and Einstein Professorship, Chinese Academy of Sciences, 2009.



DAVID A. PETERS is the McDonnell Douglas Professor of Engineering in the Department of Mechanical Engineering and Materials Science at the Washington University.  His research interests include dynamics, vibration, aeroelasticity, and applied aerodynamics.  During the flight of airplane propellers, helicopters, and tilt rotors, the rotor wake undergoes important dynamic motions that profoundly influence vehicle dynamics. His resaerch seeks to correctly model this behavior. He does aeroelastic modeling of helicopter rotors with unsteady aerodynamics and nonlinear structural deformations and computation of vibration and stability. He does research on structural/aerodynamic interaction due to dynamic stall of wings and rotors, trim methodologies in the presence of stall, and trim and stability modeling.  His research also deals with finding efficient solution strategies for the problem of rotor dynamic equations with engine dynamics and multiple rotors that involves periodic-coefficient differential equations. He is a Fellow of the American Society of Mechanical Engineers, the American Institute of Aeronautics and Astronautics, and the American Academy of Mechanics.



KENNETH M. ROSEN (NAE) is a founding partner of Aero-Science Technology Associates, LLC (ASTA) organized in 2002. ASTA is an engineering and business development consulting firm established to service both government and industry customers. His recent list of clients includes many major Aerospace, Renewable Energy, Turbo Machinery, and Telecommunications Companies as well as Government Agencies. He has over fifty-one years of experience in the Aerospace, Propulsion, Turbo machinery, manufacturing and systems engineering community much of which has been at the leadership level. His professional expertise includes: Helicopter, ducted fan, and UAV V/STOL design, systems engineering/avionics integration, advanced propulsion systems, product/business development, wind turbine design/economics, program management, network centric warfare, engine installation design, turbo-machinery, low observable technology, transmission/rotor design, pneumodynamics, icing, and aerothermodynamics and renewable energy.  He has frequently served the DOD (DARPA TTO) as a senior advisor supporting such advanced aerospace research programs as UCAR, Heliplane, and the Heavy Lift Helicopter. Recently he helped prepare the Future of Vertical Lift Aviation study for the US Army and DARPA.  He is an elected member of the Connecticut Academy of Science and Engineering, and hold Fellow rank in the following societies: the ASME, The Royal Aeronautical Society, the Society of Automotive Engineers, the AIAA and the American Helicopter Society. He is also a recipient of the NASA Civilian Public Service Medal, the Dr. Alexander Klemin Award for lifetime achievement from the AHS and Vice President Al Gore’s “Hammer” award from the DOD for innovative cost management. In 2007, the AHS selected him to deliver the Dr. Alexander A. Nikolsky Honorary Lectureship and NASA cited him for his work in Heavy Lift Helicopters as part of the NASA Group Achievement Award. He currently serves as Chairman of the Daniel Guggenheim Medal Board of Award and is a member of the University of Michigan Industrial Advisory Board. He has been Chairman of the Board of the Rotorcraft Industry Technology Association, Chairman of the UTC Engineering Coordination Steering Committee, Vice Chairman of the Software Productivity Consortium, and Chairman of the AIA Rotorcraft Advisory Group. Additionally, he has been a long-term member of NASA’s Aeronautics and Space Transportation Technology Advisory Committee, the SAE Aerospace Council, the NRC Assessment Panel on Air and Ground Vehicle Technology for the ARL.  He holds five US patents and has written numerous papers in the fields of helicopter desing, tilt rotor optimization, product development, propulsion, aero-thermodynamics, icing, and systems engineering.



JAYANT S. SABNIS is chief engineer for systems analysis and aerodynamics at Pratt & Whitney.  He is one of the three chief systems engineers at Pratt & Whitney Engineering.  He is responsible for functional design of all Pratt & Whitney Gas Turbine Engines and key member of the System Level Design Review Board for reviews through all phases of integrated product development.  He is directly responsible for leading a group of over 800 engineers in systems engineering to define engine cycles, component level aerodynamic design for all primary gas path components, the operability requirements as well as the development of engine control and diagnostics system meeting these requirements.  He led the aero-thermodynamic design of the Geared Turbofan Engine Family for Pratt & Whitney, which provide over 15% improvement in fuel consumption for the engines.  This engine now powers six different next generation commercial aircrafts with orders for about 3,000 engines already in place.  He is a Fellow of the American Society of Mechanical Engineers and the American Institute of Aeronautics & Astronautics (AIAA).  He served as the Chair, International Gas Turbine Institute Turbomachinery Committee 2004 – 2006, the Technical Program Chair, ASME Turbo-Expo, 2007, and the Technical Chair, AIAA/ASME/SAE/ ASEE 44th Joint Propulsion Conference & Exhibit, 2008.  He is a member of the advisory board for AIAA Journal of Propulsion and Power.      



WILLIAM A. SIRIGNANO (NAE) is the Henry Samueli Endowed Chair in Engineering and Professor of Mechanical and Aerospace Engineering at the University of California, Irvine.  His research and teaching interests have covered the topics of spray and droplet science and technology, combustion, aerospace propulsion, combustion instability, noise suppression and applied mathematics. His research accomplishments include analysis predicting periodic nonlinear oscillations with shockwaves in an unstable combustor; analysis of driving mechanisms for combustion instability in rockets and ramjets; explanation of the nonlinear fluid dynamics associated with Helmholtz resonators; determination of admittance for oscillatory, three-dimensional nozzle flows; theory for flame spread above liquid and solid fuels; theory for ignition of combustible gas by a hot projectile; resolution of turbulent flame and propagation in reciprocating and rotary internal combustion engines; theory of droplet vaporization and convective heating with internal circulation; computational methods for spray flows; theory of droplet interactions in a dense spray; liquid atomization theory; and miniature combustor technology.



EDWARD C. SMITH is professor of aerospace engineering and director of the Penn State Vertical Lift Research Center of Excellence at The Pennsylvania State University. He is engaged in research in helicopter dynamics and composite rotor blades. He built an active research program in helicopter dynamics that lead to the establishment of the Penn State Rotorcraft Center of Excellence, funded by the National Rotorcraft Technology Center (NRTC), in 1995. This Center has been continuously funded since 1995, at an increasing rate. Over the past 20 years in Aerospace Engineering, he has become an internationally-recognized leader in the rotorcraft community. He is a technical committee member and chairman for AHS and AIAA; and university representative, Technical Advisory Committee of the Vertical Lift Consortium. He is a Technical Fellow of the AHS.



TOMMIE L. WOOD is a senior technical fellow for flight technology & advanced design at Bell Helicopter Textron.  In his current position he advises executive vice president of engineering on technical issues, oversees the technical fellows at Bell.  In previous position as director, flight technology, he was responsible for all flight technology design groups including aeromechanics and loads, aerodynamics, acoustics, simulation, and handling qualities. As a previous director of preliminary design, manager of preliminary design, and chief of the pre-design, aerodynamics and handling qualities groups, he has been involved in all aspects of defining air vehicle characteristics.  He was responsible for technical content of aerodynamic testing, tiltrotor download testing, and pressure instrumented rotor testing.  He served as the chief engineer/technical director for the Bell-Boeing Joint Heavy Lift Concept Design and Analysis program.  He was awarded the American Helicopter Society’s Howard Hughes Award in 1984, Paul E. Hauter Award in 2005, AHS Technical Fellow Award in 2010 and Dr. Alexander Klemin Award in 2011.