University of California, Riverside

Center for Environmental Research & Technology

Board of Advisors

The CE-CERT Board of Advisors is an invaluable group of leading engineers and scientists from industry, academia and government which help to increase the center's effectiveness as a research and teaching arm of the University of California. For more information on the Board of Advisors, see Roles and Responsibilities.

Leo Breton

Technology Development Manager
U.S. Department of Energy

leoLeo Breton is the Acting SBIR Program Manager for the Energy Efficiency Renewable Energy, U.S. Department of Energy. Mr. Breton manages the Small Business Innovation Research grants program and technology portfolio for DOE/EERE related to energy conservation and renewable energy, including vehicle technologies, solar wind, and building energy efficiency. Mr. Breton pioneered the field of real-world, in-use emissions and fuel economy testing for vehicles and engines in the mid 1990's when there was little interest and no budget for such a thing. He personally built the first system known as ROVER, and showed how diagnostic data from the engine, vehicle, driver, and location devices could be used and combined. 

Mr. Breton received his M.S. of Mechanical Engineering from University of Maryland in 1990 and his B.A. in Physics with Honors from Clark University in 1985. 


Gordon L. Bourns

Chairman of the Board and C.E.O.
Bourns, Inc.

Gordon L. BournsGordon Bourns joined the Company in 1973 and has managed various business units and operations within Bourns since that time. He was elected Chairman of the Board in December 1988 by the Company’s Board of Directors, and was also elected President in 1990. He now serves as Chairman of the Board and Chief Executive Officer.

As Chairman and CEO, Mr. Bourns heads a worldwide electronics corporation that produces more than 3,000 different products at 10 domestic and international facilities, with 3,500 employees worldwide. Mr. Bourns currently focuses much of his attention on strategic planning to accomplish the Company’s Mission. He has led the Bourns commitment to the Six Sigma quality process to assure the Company meets or exceeds customer requirements and specifications, while anticipating future needs through the continuous improvement of people, processes, products and services.

Mr. Bourns is the son of the co-founders of Bourns, Inc., Marlan and Rosemary Bourns. He became Vice Chairman of the Board in 1985, prior to becoming CEO in 1987. He presently serves on the Boards of Company subsidiaries throughout the world. Mr. Bourns is Chief Financial Officer of the Woodcrest Christian School System Board of Directors on which he has served since 1993. He is a member and past chairman of the Board of Directors for the UCR Foundation.

Mr. Bourns holds a B.S. degree in electrical engineering from the University of California at Irvine and an MBA in finance/marketing from the University of California at Los Angeles.


Virginia Field

Board Vice President
Clean Air Now

fieldBoard Vice President of Clean Air Now, has been active in the struggle for clean air in Southern California for over 35 years. She has served in many capacities with Clean Air Now ever since helping to found the organization in 1969.  She served as the President from 1982 until 1989, and then again, from 1999 to the present day.  She has also served as secretary and chairman of the speaker’s bureau. Ms. Field also serves as Governing Board Member of the South Coast Air Quality Management District. 



Manager of Research for Ford Asia Pacific, Ford Motor Company
Ford Motor Company

Weijian HanWeijian Han specializes in life-cycle analyses of sustainable mobility dilemmas. His strength is to consider a wide range of variables, including government regulations, social policy, technology, and human behavior. He networks diverse stakeholders in a problem area in order that solutions will benefit and be endorsed by all.

Since joining Ford Motor Company in 1995, he has organized and led numerous research and technology programs in China, Thailand, India, the Philippines, and Vietnam. He has spearheaded Ford’s public citizenship effort in Asia, through coordinating the Clean Air Initiative (CAI), sponsored by the World Bank and the Asian Development Bank, as well as through numerous activities to influence policy making and public awareness in the areas of environment, energy, mobility, and road safety. He has played a key role in developing a research network among universities, institutes, and government agencies in China.

Han’s educational preparation combined business, science, and technology: PhD in Mechanical Engineering (1997) and MS in Engineering Management (1990), both from Tulsa University, OK; and BS in Metal Materials Engineering from Sichuan University, China. In addition, through collaborative work with experts, he has established proficiency in social psychology and information sciences. He is currently a guest professor and advisor to postgraduate students at Tsinghua University, Shanghai Jiaotong University Chongqing University, and Chongqing University.

He has published more than 50 scientific papers and given presentations, lectures and seminars worldwide on energy economics, life cycle assessments, automotive emission control technologies, and alternative fuel vehicle technologies.

Jeff J. Jetter

Principal Chemist
Honda R&D Americas, Inc.

Jeff J. JetterJeff Jetter is a Principal Chemist at Honda’s Los Angeles R&D facility, where he is responsible for projects related to energy and the environment. Prior to joining Honda in 1991, he worked for ten years at Unocal’s Science & Technology Center as a Research Chemist.

Mr. Jetter sits on the Board of Directors for the CRC (Coordinating Research Council), and also manages several CRC research projects. He is a member of the advisory boards for the CSU Long Beach Chemistry Department, the UC Davis Institute of Transportation Studies, and the UC Riverside Center for Environmental Research and Technology.

Jeff holds patents in the area of emission measurement technology, and has authored numerous technical papers. He holds a degree in Chemistry from California State University, Long Beach.

Timothy V. Johnson

Director, Emerging Technologies and Regulations
Corning, Inc.

Timothy V. JohnsonTim Johnson is Director – Emerging Regulations and Technologies for Corning Environmental Technologies, Corning Incorporated. Dr. Johnson is responsible for tracking emerging mobile emissions regulations and technologies, and helps develop strategic positioning via new products. He has been with Corning for 24 years, and 14 years in the current position. He is an acknowledged expert and frequent speaker on diesel emission control technology and trends. In that regard, he received the 2007 and 2009 Lloyd L. Withrow Distinguished Speaker Awards from SAE (Society of Automotive Engineers), and in 2008 was awarded the Fellow membership grade by SAE. He is a recipient of California’s 2009 Haagen-Smit Clean Air Award.

Dr. Johnson is quite active in various advisory committee roles with various government agencies, universities, and private organizations. He earned his BS and MS Engineering Degrees from the University of Minnesota in 1978 and 1979, and his Doctor of Science from MIT in 1987.

Martin Keller

National Renewable Energy Laboratory


He joins NREL from the Oak Ridge National Laboratory (ORNL) where he served as the Associate Laboratory Director for Energy and Environmental Sciences, which includes ORNL's programs in biosciences, environmental sciences, buildings technologies, transportation, climate change, manufacturing, and electrical and electronics systems. In 2006, Keller was recruited to ORNL from an industrial enzyme discovery and development company to lead the Office of Science-supported BioEnergy Science Center (BESC), in which NREL is a partner. 

Keller earned his doctorate in Microbiology (Summa Cum Laude) from the University of Regensburg in Germany. He was appointed a fellow of the American Association for the Advancement of Science (AAAS) in 2013. He serves on multiple boards and advisory panels, including the Science Advisory Board for the Council on Competitiveness.


David Kittelson

Frank B. Rowley Distinguished Professor of Mechanical Engineering
University of Minnesota

David KittelsonProfessor Kittelson is the Director of the University of Minnesota Center for Diesel Research. He has worked for more than 30 years on improving performance and reducing emissions from engines. Current research interests include sampling and characterization of ultrafine and nanoparticles from engines and other combustion systems; development of advanced engine exhaust aftertreatment systems, production and use of biofuels including biodiesel, butanol, DME, Fischer-Tropsch liquids, ethanol, and biocrudes; use of hydrogen produced on-board to modify combustion in engines; reduction of greenhouse gas emissions from transportation, and development of fast response sensors for engine control. He is a Fellow of the Society of Automotive Engineers.


Ching Liu

Executive Vice President
Solarmax Technology

Ching LiuChing Liu serves as Executive Vice President of SolarMax Technology, Inc. Ms. Liu has over 20 years of experience in global private equity investments. Ms. Liu has extensive experience in U.S. Non-Resident Alien investment vehicles and has worked with high net worth Asian clients with complex NRA taxation issues.

From 1994 to 2000, she served as Vice President and Premier Banking Manager of the Asian Segment at WElls Fargo Bank. She served as Vice President of Wealth Management at Merrill Lynch since April 2000.

Ms. Liu is an expert in asset-based financing and asset management for both private investors and Asian-based institutions. She provides private clients with diverse investment portfolios utilizing money managers, mutual funds, and hedge funds.

Tahmid Mizan, Ph.D.

Senior Technology Advisor
Corporate Strategic Planning
Exxon Mobil Corporation


Tahmid is the Senior Technology Advisor, Corporate Strategic Planning, for the Exxon Mobil Corporation. He provides guidance to senior corporate officers in assessing strategic technology opportunities and challenges. Tahmid manages the corporate R&D portfolio, which looks at technologies having long time horizons or in fields outside the company’s immediate business focus.

His past technical assignments have included leading engineers and scientists engaged in developing new methods for producing ultra-low sulfur fuels, devising new processes for making advantaged lubricant basestocks, and improving the energy efficiency of refineries.

Tahmid earned his PhD in Chemical Engineering from the University of Michigan, Ann Arbor, M.S. from the University of Pittsburgh, and B.S. from the Bangladesh University of Engineering & Technology. Tahmid has a number of refereed journal publications in the AIChE Journal, Chemical Engineering Science, the Journal of Physical Chemistry, Energy & Fuels, and Catalysis Today. He is an inventor on several patents in the fields of clean fuels, biofuels, and energy efficient processes. Tahmid has served on national and international expert panels in the areas of transportation and sustainable energy use and was a team member on the National Petroleum Council study on “Advancing Technology for America’s Transportation Future” (2012). He is a member of the University of Michigan Chemical Engineering Alumni Advisory Board.

Edward Nam

Director, Air Quality Modeling Center 
U.S. Environmental Protection Agency 


Edward Nam is the Director of the Air Quality Modeling Center in the Office of Transportation and Air Quality in the US EPA.  He currently leads the mobile source emissions inventory research and development for EPA.  Dr. Nam was one of the leads for the historic 2012-2016 as well as the 2017-2025 EPA light-duty greenhouse gas rules finalized in 2010 and 2012 respectively.  He managed most of the technical elements of both rules and continues to play a leading role in greenhouse gas regulations.  Dr. Nam has been with the EPA since 2003, and prior to becoming a Center Director, his research had earned him several technical achievement awards in hybrid vehicle efficiency and particulate matter modeling.  He was instrumental in the development of the EPA MOVES (Motor Vehicle Emissions Simulator) and PERE (Physical Emission Rate Estimator) models.  He continues to lead the development of many mobile source models for EPA.  Dr. Nam also contributed to the basic design of the 5-cycle fuel economy labeling rule as well as greenhouse gas control from mobile air conditioning systems. 

Prior to joining the EPA, Dr. Nam was a scientist at the Ford Motor Company, where he conducted research on traffic and (near-roadway) emissions and fuel consumption modeling.  He also conducted air conditioner research as well as testing and development with Portable Emissions Measurement Systems.   

Dr. Nam earned his Master’s and PhD Degrees in Physics from the University of Michigan in 1999.  He also earned his Bachelor of Arts degree in Physics from the University of Pennsylvania.  He is married, has 2 children and lives in Ann Arbor, Michigan.  

Larry Orcutt 

Chief, Division of Equipment
California Department of Transportation

Mitchell PrattMr. Lawrence H. Orcutt (Larry) is a 25-year veteran of the California Department of Transportation (Caltrans). He currently is the Research and Innovation Division Chief, but he has also served as the Maintenance Division Chief, and had 18 months as the Acting Deputy Director for Maintenance and Operations. He has spent 13 years in Headquarters (Sacramento) and 12 years working in the Northern California Districts. He is Co-Chair of TRB’s Technology Transfer Committee as well as a member of TRB’s SHRP II Safety Technical Coordinating Committee and a lifetime member of the American Indian Science and Engineering Society (AISES) and past Vice-Chair of the AISES Board of Directors. He is a licensed professional Civil Engineer in California, C35228.

In 2008, Larry received his Masters of Science in Transportation Management, San Jose State University, Business School, Mineta Transportation Institute. In 1979, he received his Bachelor of Science in Civil Engineering, California State University, Sacramento. In 1975, he received Associate of Arts in Engineering, College of the Redwoods, Eureka, California.

Mitchell W. Pratt

Chief Operating Officer
Clean Energy Fuels Corporation

Mitchell PrattMitchell W. Pratt is Clean Energy Fuels Corp.’s Chief Operating Officer and Corporate Secretary. Mr. Pratt has served as Clean Energy’s Senior Vice President, Engineering, Operations and Public Affairs since January 2006, and as Corporate Secretary on the Company’s Board of Directors since December 2002. Mr. Pratt has over 26 years of experience in the natural gas industry, and prior to joining Clean Energy, he was General Manager for the Natural Gas Vehicle Department at San Diego Gas & Electric and Southern California Gas Company, where he held a variety of sales and operational positions over his 18-year career. Throughout his career he has held diverse leadership roles ranging from customer satisfaction, financial and distribution operations, to public policy, sales and market development.

Mr. Pratt earned a B.S. in Chemical Engineering from the California State University at Northridge, and an M.B.A. from the University of California, Irvine.

Robert Sawyer

Professor of Energy Emeritus
University of California, Berkeley

Robert SawyerDuring his forty-five-year career at Berkeley as a professor of mechanical engineering, Dr. Sawyer’s teaching and research have included rocket propulsion, energy conversion, combustion, air pollution, and regulatory policy. He has authored or co-authored more than 350 publications including two books. He chaired the Energy and Resources Group and was selected to be the first Class of 1935 Professor of Energy at Berkeley. From 2003-2005 he headed the University of California Education Abroad Program in London. In January 2006, Dr. Sawyer left the University of California to accept the appointment by Governor Schwarzenegger to head the California Air Resources Board, a position he held through June 2007.

Currently he is the Class of 1935 Professor of Energy Emeritus at UC Berkeley. He is a graduate of Stanford and Princeton universities. He received the Berkeley Citation, the American Society of Mechanical Engineers’ Soichiro Honda Medal, and the California Air Resources Board Haagen-Smit Award. He is past president of the Combustion Institute, a fellow of the Society of Automotive Engineers, and a member of the National Academy of Engineering.

Rashid Shaikh

Director of Science
Health Effects Institute

Rashid ShaikhRashid Shaikh is a science administrator with more than 25 years of experience in leading and organizing a variety of scientific organizations and programs. Since 2008, he has been the Director of Science for Health Effects Institute where he is responsible for management and oversight of the Institute’s diverse research initiatives and review activities, and recently been particularly interested in the potential impact of new fuels and technologies on health. Previously, he was the Director of Programs at the New York Academy of Sciences where he launched several new programs focused on cutting edge areas of science. During the 1980s and early 1990s, Dr. Shaikh served as the director of HEI’s asbestos program and as the director of scientific review and evaluation. He has served as an advisor or consultant to the Combinatorial Science and Materials Informatics Collaboratory (Iowa State University, Ames), The Paul and Daisy Soros Fellowship for New Americans, New York State Energy Research and Development Authority (NYSERDA), New York State Foundation for Science, Technology and Innovation (NYSTAR), the United Nations and others. He received his bachelor’s degree from St. Xavier’s College in Bombay, India, and his maters in chemistry from the Indian Institute of Technology in Kanpur, India. He received his doctorate from the Massachusetts Institute of Technology, Cambridge and was a post-doctoral fellow at the Harvard Medical School and Harvard School of Public Health.

Richard Wagner

Director, Global Product Environmental Management (PEM)
Environmental Strategy and Compliance 
Cummins Inc. 

richwagnerRich Wagner, Director of Global Product Environmental Management (PEM), for Cummins Inc. leads the organization's emissions regulatory affairs, certification, and compliance functions for all diesel and natural gas engines worldwide.  Major regions include North and South America, China, India, Europe, North East and South East Asia.  Rich joined Cummins in 1989 as a combustion, performance, and emissions (CPE) engineer and has worked with emerging diesel technologies as well as EPA’s and California ARB’s stringent regulations where for the past 25 years has seen the most significant reductions in diesel exhaust emissions of over 98% for NOx and Particulate Matter.   Rich received his BS and MS Mechanical Engineering degrees from the University of Louisville and focused his thesis on the emissions and performance attributes of ethanol and methanol blended gasoline fuels.  Rich resides in Columbus Indiana with his wife and two children.  Rich serves as Board of Directors President for the Columbus Child Care Center in Columbus Indiana, and is engaged in community activities outside of his work responsibilities.

Sr. Principal Research Chemist
Shell Global Solutions, Inc.

Paul WeiderPaul Weider has been with Shell Chemical Company for 20 years.Currently, he is a senior staff research chemist in the Chemical Process Development group where he provides basic scientific support for existing for Shell ventures and works to identify and develop new business opportunities.

Paul has spent the last decade working on the development and implementation of a commercial route to produce 1,3-propanediol. Prior to this position, he worked on the development of new polymer monomers, methods for producing new non-ionic surfactants, and new methods of cobalt-based hydroformylation of olefins to produce detergent range alcohols.Paul provided plant support to the startup of Shell Middle Distillate Synthesis (natural gas to diesel fuel) and the development of a new platinum-based hydrocracking catalyst.Paul's areas of interest include using new in situ analysis techniques to discern process reaction mechanisms as well as stream composition for intelligent process control.

More Information 

General Campus Information

University of California, Riverside
900 University Ave.
Riverside, CA 92521
Tel: (951) 827-1012

Center Information

Center for Environmental Research & Technology
1084 Columbia Avenue
Riverside, CA 92507
Directions to CERT

Tel: (951) 781-5791
Fax: (951) 781-5790

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