board of directors

Bridger Mitchell, Ph.D, President

Bridger and his wife Katherine are actively involved in the West Marin community. Bridger returned to Inverness after more than five decades of extended weekend family trips to visit his parents and sail on Tomales Bay. He holds a Ph.D. in economics from the Massachusetts Institute of Technology. His professional career has focused on anti-trust and telecommunications regulation, energy policy, and health care. He is a former director of the Inverness Association and has closely monitored Marin County’s coastal development proceedings for many years.

Ken Drexler, Esq., Vice-President

Ken is an estate planning attorney in San Rafael. He serves as Treasurer of the Marin Conservation League and the Secretary of the Paradise Ranch Estate Road Advisory Board. He is a supporter of the Planning & Conservation League, Natural Resources Defense Council and Sierra Club, among other environmental non-profits.

Terence Carroll, Treasurer

Terence Carroll has been an EAC board member since January 2007. He is the co-founder and current President of River Otter Ecology Project.He served for three years on the board of the San Geronimo Valley Planning Group, including one as Vice Chair. A long-time volunteer with SPAWN, Terence has been active in protecting and conserving the habitat of the endangered salmon in Lagunitas Creek. He is a member of the Environmental Forum of Marin Class XXX. Terence and his wife have lived in West Marin since 1998.


David Weinsoff, Esq., Secretary

David Weinsoff is an environmental attorney whose work  focuses on compliance with the requirements of the federal Clean Water and Safe Drinking Water Acts.  David served three terms on the Fairfax Town Council, ending in 2017, and is former board member of the Marin Conservation League and Community Action Marin.


David Wimpfheimer

David Wimpfheimer is a biologist and a professional naturalist and guide with a passion for birds and the natural history of the West. During twenty-five years of excursions, David has imparted a great deal of information about all aspects of nature. He plans and leads trips sponsored by organizations, such as the Point Reyes Field Seminars, Marin Agricultural Land Trust, Elderhostel, and several Audubon chapters. He is also an accomplished wildlife photographer. More info is available at


Gerald Meral, Ph.D.

Gerald H. Meral, Ph.D. is the Director of the California Water Program at the Natural Heritage Institute (NHI), an international conservation organization focused on restoring and preserving aquatic ecosystems. He directs NHI programs regarding the Bay Delta Conservation Plan, California groundwater, and other related water programs. He previously worked for Governor Edmond G. Brown, Jr., serving as California Natural Resources Agency Deputy Secretary for the Bay Delta Conservation Plan (BDCP) for three years from 2011 to 2013. Dr. Meral was executive director of the Planning and Conservation League from 1983 to 2003. He served as deputy director of the California Department of Water Resources from 1975 to 1983 under Governor Brown. Dr. Meral holds a Ph.D. in zoology from the University of California, Berkeley. He lives in Inverness with his wife Barbara.

Cynthia Lloyd, PH.D.

Cynthia is a recent arrival in West Marin. She holds a Ph.D. in economics from Columbia University. Her career has included a faculty position at Barnard College and research and management positions at the United Nations and the Population Council (an international NGO). In recent years, her research has focused on the challenges facing adolescent girls in developing countries. She moved to Berkeley from New York City in 2010 to be near her family. Since 2014, she has become a part-time resident of Point Reyes Station and is currently embarking on a project to restore a seasonal wetland on her property. She has had a life-long love of nature and the outdoors (nurtured by her mother – a passionate admirer of Rachel Carson) and has resolved to spend her remaining years, for the sake of her granddaughters and all those of their generation, dedicated to issues related to the environment and climate change.