Donald M. Arntz

Donald M. Arntz is a Bay Area native. He graduated from California State University, Chico, with a degree in business administration. After graduation, Don joined Arntz Builders, a family business which he currently runs with his brothers. Arntz Builders specializes in public works projects such as the Berkeley Public Library. He currently lives in Novato with his wife Adrian and his children Chris and Martina. He is also a director of the Arntz Family Foundation.

Paul Alan Cox


Seacology was founded by world-renowned ethnobotanist Dr. Paul Alan Cox, whose scientific research focuses on the ecology of island plants and the ethnobotany of island peoples. Receiving his Ph.D from Harvard University, he served for many years as professor and dean at Brigham Young University and later became King Carl XVI Gustaf Professor of Environmental Science at the Swedish Agricultural University and the University of Uppsala. For seven years he was director of the Congressionally Chartered National Tropical Botanical Garden (NTBG) in Hawaii and Florida, and is currently executive director of the Institute for Ethnomedicine, which is affiliated with the NTBG. He is the author of over 150 scientific papers and reviews and was chosen by TIME Magazine as one of eleven “Heroes of Medicine” for his search for new medicines from plants. In 1997 he received the Goldman Environmental Prize for the conservation efforts described in his book Nafanua: Saving the Samoan Rainforest (New York: W.H. Freeman), which has been translated into German, Japanese, and Samoan. He speaks a variety of island languages and is internationally renowned for his advocacy of indigenous peoples.

Scott S. Halsted

Scott Halsted received an A.B. in biomechanical engineering from Dartmouth College in 1981, and a B.E. from the Thayer School of Engineering at Dartmouth in 1982, also in biomechanical engineering. In 1987, he received an M.M. from the Kellogg Graduate School of Management at Northwestern University. He joined Morgan Stanley Venture Partners in 1987, where he is a managing member of their health care group. Scott serves on the board of directors of several health care companies. He grew up cruising on sailboats and it is there that he developed his appreciation for islands and their unique biodiversity and cultures. Along with his wife Lisa and four children, he continues to make regular visits to the islands of the South Pacific, Caribbean, Mexico, and the United States.

Douglas Herst


Doug is CEO and Chairman of Herst Ventures, a real estate development firm that emanated from his sale of Peerless Lighting to Acuity Brands in 1999. He is a pioneer of indirect lighting systems for schools and offices and holds over 20 utility patents and 45 design patents in the field of illumination in the US, and ten patents in other countries. He serves as Chairman of the Board of Lumenetix, a lighting technology company. Doug attended the University of California at Berkeley, where he received a B.S. in business administration. He is past Chairman of the Board of Directors of the Northern California Chapter of the World Presidents’ Organization and the Golden Gate Chapter of the Illuminating Engineering Society. He was a founder and board member of the Barbary Coast Chapter of the Young Presidents Organization, a board member of the Northern California Chapter of YPO, and a member of the Board of Trustees of the Graduate Theological Union. Doug has a keen interest in the environment and enjoys being in and around nature as an avid hiker, mountain biker, skier, scuba diver, and photographer.

Kimberly Leilani Myers Hewlett

Vice President

Kimberly Myers Hewlett is president of the Myers Family Foundation and a council member of the Flora Family Foundation. Kimberly is treasurer and a board member of the National Center for Family Philanthropy. Kimberly is also a corporate and foundation relations officer at the Stanford University Medical Center. Previously, Kimberly worked for Rockefeller Philanthropy Advisors and served as alumni relations director for the Stanford University Medical School. She is an alumna of The Philanthropy Workshop West, a “boot camp” for emerging philanthropists. Kimberly received her undergraduate degree from Stanford University and an MBA from the Kelley School of Business at Indiana University. Kimberly lives in the Bay Area, but tries to spend as much time as possible SCUBA diving with her husband and snorkeling with her two children.

Shanna Jamieson


Shanna Jamieson is a naturopathic doctor with a focus on classical homoeopathy, counseling, and coaching in trauma healing. She also has a background in accounting and previously served as a funding member and secretary/treasurer on Seacology Germany’s board from 2007-2017. Shanna is a passionate diver and has served on the board of Seacology U.S. beginning in 2002. She currently serves on its audit committee. Shanna lives at the moment in Ojai, California.

Masayuki Kishimoto

Masayuki Kishimoto and his wife, Tamako, are successful distributors for Nu Skin International, Inc. They coordinate two-thirds of their sales in Japan, where they spend about half of their time. Before becoming involved with Nu Skin, Mr. Kishimoto was a senior account marketing executive at Japan Airlines. He has a master’s degree in business administration from the University of Maryland and was a recipient of Fulbright fellowships for two consecutive years. He currently serves as a trustee of the National Tropical Botanical Gardens. He is also the founder and president of Kishimoto Family International, Inc.

Ken Murdock

Vice Chair

Ken is the co-founder of Seacology. Ken founded Nature’s Way, one of the world’s leading herbal companies, after his mother was cured of a serious illness by plants. He spent several years in Samoa doing volunteer work, residing in the remote islands of the Manu’a group where he became fluent in the language. Ken has always had a special place in his heart for the Polynesian people. When he learned of the impending destruction of the Falealupo rain forest, Ken immediately offered to help stop the logging. In addition to winning major environmental awards, Ken’s former company, Nature’s Way, funded all of Seacology’s administrative costs for three years and has played a key role in Seacology since its inception.

Peter Read

Peter is a partner of Read Investments, specializing in commercial real estate acquisitions and development. He is a former co-owner of Grocery Outlet Inc., a retail grocery business with 135 stores throughout the western states and Hawaii. Peter attended high school and college in Switzerland and in the United States, and completed his education as an economics graduate at the University of San Francisco. He is a board member of the San Francisco SPCA, advisory board member of the California Shakespeare Theatre, and former member of the advisory board at Santa Clara University Leavey School of Business. The Otter Cove Foundation, which was established by Peter and his family, supports a number of philanthropic causes in the San Francisco Bay Area, such as the Alta Bates Summit Foundation, the Lindsay Wildlife Museum, and the Marine Mammal Center. Peter, who resides in Piedmont, California, most enjoys spending time with his family. He has three grown daughters: Gilan, Megan, and Carrie. Peter’s passion for skiing, car racing, and travel are surpassed only by his passion for his eight grandchildren.

Kristin M. Reed

Vice President

A trained social scientist interested in the nexus between human rights and environment, Kristin Reed has advised on development of alternative livelihoods with fishing communities in Mexico and directed the University of California Human Rights Fellowship program. She has also taken a leadership role on variety of humanitarian initiatives and environmental projects in multiple African countries (including Angola, Botswana, Kenya, Mozambique, and Uganda), campaigns to protect endangered wildlife in Cambodia and Costa Rica, and research on fisheries development in Papua New Guinea. She earned a Ph.D in environmental science, policy and management (concentration in society and environment) from the University of California, Berkeley in 2006. Her doctoral research, published by UC Press in 2009 as Crude Existence: Environment and the Politics of Oil in Northern Angola, examined the effects of offshore oil production on artisanal fishing communities. Kristin received a B.S. in science, technology and international affairs and a certificate in African studies from Georgetown University’s School of Foreign Service in 1999.

Michael Staffieri

Michael Staffieri has served for over three decades as president of Financial Advisory Corporation, a financial consulting practice specializing in managing a broad range of financial services to closely held businesses, trust estates and foundations. He has served on several community and corporate boards including the San Diego Council of the Boy Scouts of America, Alumni Executive Council of Brigham Young University, and the Advisory Board of Chubb & Sons. Michael is a former collegiate All-American athlete and recipient of the NCAA Postgraduate Scholarship before his four-year tenure with the Cincinnati Reds organization. He is married to the former Marilyn Black; they have six children and 14 grandchildren.

Sandie N. Tillotson

Vice President

A cofounder of Nu Skin Enterprises, a leading personal care and nutrition company, Sandie has always been deeply interested in improving the quality of people’s lives throughout the world. She was named one of the top ten female business owners in the United States by Working Woman magazine. As a Seacology Board member, she helps to administer the Nu Skin Force for Good Foundation, an innovative program that links sales of the Epoch line of Nu Skin Enterprises, Inc. ethnobotanical products to preservation of indigenous cultures and peoples. Sandie played an important role in expanding Seacology’s donor base, and personally launched the Falealupo water supply campaign. Sandie has traveled throughout the world visiting projects supported by both Seacology and the Nu Skin Force for Good Foundation.

Jake Walker

James Leslie Walker IV, known as Jake, grew up in San Francisco and now lives in Kentfield, California. Jake attended the University of Virginia (B.A. Economics 1973), Hastings College of the Law in San Francisco (J.D. 1976), and Golden Gate University (MBA in tax) in 1982. He has been an attorney since 1976, is a California State Bar Certified Specialist in Estate Planning, Probate and Trust Law, and is a partner in DeMartini & Walker LLP of San Rafael, California. He is a current or former member of several community and charitable organizations, both public and private, but considers Seacology the most effective organization with which he has had the pleasure to serve.

Michael Ward

Michael Ward started writing software as a teen and has been involved with technology and software development for more than 35 years. After receiving a B.A. from Brigham Young University, he wrote custom software applications for entertainment-industry clients including television and film production companies, movie producers and film distributors. In 1995 he joined video game publisher Activision and spent the next 20 years working on a wide variety of entertainment software titles. He is a member of the Academy of Interactive Arts and Sciences and is listed in the credits of over 75 video games, with combined sales well over the billion dollar mark. Michael grew up in Utah where, ironically, he learned to scuba dive. He currently lives in the Los Angeles area with his wife, Carolyn; they have four children and two grandchildren.

Marsha Garces Williams

Marsha Garces Williams founded Blue Wolf Productions, the film production company that produced Mrs. Doubtfire, among other films. She also started Windfall Foundation, championing philanthropic efforts locally and globally in arenas ranging from art to environmental support to health and educational assistance for underserved children. Marsha is also an active board member of the Agassi Foundation, which focuses on children’s issues, education, and health. She lives in San Francisco when she isn’t traveling to some of the world’s most remote locations or exploring with her three adult children.

Scott Wilson

Scott Wilson is Head of U.S. Capital Markets and Chief Operating Officer, U.S. Private Wealth Management for the Canadian Imperial Bank Of Commerce. CIBC is one of the largest banks in Canada. Scott also oversees the management and development of the U.S. Private Wealth operating platform, and serves on the CIBC U.S. Region Executive Committee, global Capital Markets Management Committee and U.S. Wealth Operating Committee.

Scott began his career working for law firms in Washington, D.C. He later joined a global investment bank in New York and Hong Kong as a legal and regulatory advisor to the Emerging Markets division. He earned a BA in history from the University of California, Berkeley, and a JD from UCLA School of Law. He received his MBA issued jointly by Northwestern University’s Kellogg School of Management and the Hong Kong University of Science and Technology.

Along with his wife, Lucy Cummings, Scott is a co-founder and director of the United Kingdom Seacology affiliate. He has been a Seacology fellow for many years. Scott lives in New York City.

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