Assembly Member, California State Assembly, District 20, 2012-2022

Candidate, California State Assembly, District 20, 2020

Member, Hayward City Council, 2004-2012

Member, Agriculture Committee, California State Assembly, present

Member, Appropriations Committee, California State Assembly, present

Member, Public Safety Committee, California State Assembly, present

Member, Utilities and Commerce Committee, California State Assembly, present

Former Member, Agriculture Committee, California State Assembly

Former Member, Appropriations Committee, California State General Assembly

Former Member, Biotechnology Committee, California State General Assembly

Former Member, Community and Law Enforcement Relations and Responsibilities Committee, California State General Assembly

Former Chair, Environmental Safety and Toxic Materials Committee, California State Assembly

Former Member, Improving Bay Area Transportation Systems Committee, California State General Assembly

Former Member, Rail Committee, California State General Assembly

Former Member, Regional Transportation and Interconnectivity Solutions, California State General Assembly

Former Member, Rules Committee, California State Assembly

Former Member, Rules Committee, California State General Assembly

Former Member, Select Committee on End of Life Health Care, California State Assembly

Former Member, Utilities and Commerce Committee, California State Assembly

Former Professor, Physics, California Institute of Technology

Former Professor, Physics, Columbia University

Former Professor, Physics, University of California, Davis

Physicist, Lawrence Livermore National Laboratory, July 1979-June 2005

Corporate Planner, Amdahl, 1978-1979

Consultant, McKinsey & Company, 1977-1978

Research Scientist, Climate Change, National Aeronautics and Space Administration (NASA), 1972-1975

Postdoctoral Fellow, California Institute of Technology, Pasadena, 1970-1972

Union Member, Communication Workers of America (CWA) 9119, Society of Professionals Scientists and Engineers, February 1982-present

Former Member, Bay Area Water Supply and Conservation Agency

Former Board Member, Communication Workers of America Local 9119

Former Chair, Hayward Library Commission

Former Member, Hayward Rotary

Participant, Leadership Hayward

Former Member, Parent-Teacher's Association

President, Hayward Friends of the Library, 1995

Favorite Quote:

"Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning." - Albert Einstein