Deputy Director of Sustainability
Ellen Greenberg has over 30 years’ experience working with cities, transportation agencies and non-governmental organizations to guide development, conservation and transportation decisions. Before joining the Caltrans Sustainability Program, Greenberg was a principal at Arup, an independent design, planning and engineering firm, where she worked since 2010. Greenberg served in the leadership of Arup’s planning and infrastructure groups in San Francisco. During her time at Arup, she worked with transportation agencies including LA Metro, the Maricopa County (Arizona) Association of Governments, Translink (Vancouver Region) and the SF Bay Area Metropolitan Transportation Commission.
Ellen was lead author of Caltrans’ Smart Mobility Framework, which was initiated with support from the U.S. EPA Office of Sustainable Communities. Other areas of work with the EPA office have included urban eco-districts, reuse of obsolete shopping malls and sustainable street design. She also was appointed as the first visiting practitioner at the University of California, Davis National Center for Sustainable Transportation.
Joanne Valdivia, Administrative Assistant
Sustainability Advisor/SB 743 Program Manager
Eric Sundquist is joined Caltrans in 2021. In his role of sustainability advisor he serves as program manager for VMT reduction and SB 743 implementation. Prior to working at Caltrans, Eric worked as the director of the State Smart Transportation Initiative (SSTI) at the University of Wisconsin. SSTI works with state DOTs nationally to modernize policy and practice around policy goals including environmental protection, equitable transportation service and impacts, and cost-savings. Eric has been active in the Transportation Research Board, chairing the Social, Economic, and Cultural Issues Section and serving as paper review coordinator for the Major Cities and Transportation and Sustainability Committees. Eric has a doctorate in City and Regional Planning and a master’s degree in Public Policy, both from Georgia Tech, as well as a master’s in humanities from the University of Richmond, and a BA from Miami University.
Tony Dang, AICP
Sustainability Program Manager
Supervising Transportation Planner
Tony joins the Caltrans' Sustainability team with over a decade of experience in the non-profit sector working at the intersection of transportation, sustainability, and equity to create more vibrant, livable, and just communities. Prior to joining Caltrans, Tony served as the Executive Director of California Walks where he oversaw the organization's policy advocacy, community engagement programs, and technical assistance services. At Cal Walks, Tony worked alongside dozens of communities across California to secure millions of dollars to implement their community-driven vision for active transportation.
Tony is a member of the American Institute of Certified Planners, a certified instructor of the Safe Routes to School National Course, and a League of American Bicyclists Certified Instructor (LCI # 6010). Tony holds a BA from Stanford University in Comparative Studies in Race & Ethnicity.
Staff Services Manager I
Kim Epperson is currently Recourse Manager for the Sustainability Program in the Director’s Office. Kim started her Caltrans career in 2000 as a Dispatcher-Clerk at the Kingvale Communication Center. Kim later went to work as a Dispatcher-Clerk at the District 3 Regional Transportation Management Center eventually becoming the Dispatcher-Clerk Supervisor at the same location. In 2010 she accepted the position of Caltrans Regional Administrative Officer in the Sunrise Region Office in District 3. The beginning of 2014 Kim shifted her career outside of Maintenance and joined Headquarters Project Management team as Resource Manager over the Division of Construction. Kim joined the Sustainability team the end of October 2018.
Senior Transportation Planner
Anika Jesi joins the Sustainability Program as a Senior Transportation Planner working primarily on policies and processes to help integrate active transportation into the Department and allow for the development of more bicycle and pedestrian facilities on the State Highway System. Prior to joining the Sustainability team, Anika was in the Smart Mobility & Active Transportation branch in the Division of Transportation Planning, where she worked on projects such as development of a Smart Mobility How-to Guide and Complete Streets implementation. Originally, Anika hails from San Francisco where she began her career at the Metropolitan Transportation Commission managing the Freeway Service Patrol program. Outside of work, Anika serves as a Commissioner on the Sacramento Active Transportation Commission and as Vice President of her local neighborhood association. In her free time, she enjoys gardening, house projects, tennis, and hanging out with her husband and cat. Anika holds a Bachelor of Arts in Environmental Studies & Urban Sustainability from Seattle University.
Associate Transportation Planner
Ali Doerr Westbrook is as Associate Transportation Planner in the Sustainability Program. Ali staffs the California Walk Bike Technical Advisory Committee, Complete Streets Center of Excellence and a variety of other projects related to the mitigation of greenhouse gas emissions within the Department.
Prior to joining the Sustainability Program Ali worked in the Climate Change Branch at Caltrans and oversaw the Adaptation Planning Grant Program. In that role she assisted grant recipients and worked with stakeholders to bridge the gap between transportation investments and climate change effects in their region. Ali also worked for the City of Eugene as an intern within the Transportation Options office to plan and implement community support around active transportation.
Ali holds a Bachelor’s of Science in Planning, Public Policy and Management from the University of Oregon.
Associate Governmental Program Analyst
Shelby McMichael joins the Sustainability Program as the Communications and Training Coordinator. She develops written products to communicate the Sustainability Program’s values, mission, and efforts.
Prior to joining the Sustainability Program, Shelby was the Special Assistant to Kate Gordon, the Director of the Governor’s Office of Planning and Research (OPR) and Senior Climate Advisor to Governor Newsom. As Special Assistant, Shelby managed all administrative pieces of Gordon’s work, as well as prepared communication content for Gordon’s speaking engagements and the organization at large. Before joining OPR, Shelby served as a Capitol Executive Fellow with the Health in All Policies Program at the California Strategic Growth Council, where she worked on the intersection between transportation and public health.
Shelby holds a Bachelor of Arts in Communication and Sociology from the University of California, Davis.
Although a fervent advocate for active transportation, you can most often find her on a stationary bike at spin class.