Dr. Sonia Yeh is Professor in Transport and Energy Systems in the Department of Space, Earth and Environment. Her expertise is in energy economics and energy system modeling, alternative transportation fuels, sustainability standards, technological change, and consumer behavior and urban mobility. Between 2007 and 2014, she co-led a large collaborative team from the University of California Davis and UC Berkeley advising the U.S. states of California and Oregon, and British Columbia, Canada to design and implement a market-based carbon policy (Low Carbon Fuel Standard (LCFS) and Clean Fuel Standard (CFS)) targeting GHG emission reductions from the transport sector. She received Academic Federation Award for Excellence in Research by the UC Davis in 2014 and was appointed as Adlerbertska visiting professor at Chalmers University of Technology in 2015. She served as Fulbright Distinguished Chair Professor in Alternative Energy Technology in 2016-2017.