Board of Directors Public Member Bios

ROSE GUILBAULT, public member, was appointed by the San Mateo County Transit District Board of Directors in March 2006.  She served on the Peninsula Joint Powers Board of Directors for three and a half years. Ms. Guilbault is a Board Trustee for the Mineta Transportation Institute. She is the former Editorial/Public Affairs Director for KGO TV and retired Vice-President of Corporate Affairs for AAA. She is a resident of Burlingame.

ZOE KERSTEEN-TUCKER, public member and representative of the Coastal area, was appointed by the District Board of Directors in March 2006. She holds a doctoral degree in experimental neuropsychology from University of California, Berkeley. Ms. Kersteen-Tucker is principal owner of Pacific Development Associates which specializes in leading and training nonprofit executives and boards.

PETER RATTO, transportation expert, was appointed by the Board of Supervisors in February 2015.  Mr. Ratto holds a BA degree in Transportation Management from San Francisco State University and has over forty years of experience in the waste management and recycling industry.  A life-long user of public transit, Mr. Ratto grew up in Daly City and currently resides in San Mateo.


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