Mr. Tan serves both as the CEO and Vice-Chairman of the Board of Trustees of WWF, in the Philippines. Concurrently, he is also a Commissioner for Science and Technology of the UNESCO National Commission of the Philippines.
As CEO of WWF Philippines, he sits as a member of the Coral Triangle Initiative, National Coordination Committee, for the Philippines. As head of the host organization for WWF’s ADB Liaison office, he serves as a member of WWF’s Senior Executive Team helping build and steer the partnership between WWF and the Asian Development Bank. He also serves as current Chair of the Senior Executive Team of WWF’s Coral Triangle Core Group.
As a partner of government, particularly in the drive towards climate adaptation, he leads the WWF PH Management Team in the National Convergence Initiative, a partnership with DA / DENR / DAR toward more sustainable integrated area development of rural areas, founded on an ecosystem approach to resource management.
He is an NGO member of the Sulu Sulawesi Marine Ecoregion Tri-National Committee, the Protected Area Management Board of Tubbataha Reef Natural Park, and the Joint Management Committee of the Turtle Islands Heritage Protected Area that covers both Malaysia and Philippines.
From 2005 to 2011, he served as founding Chairman / President of the Philippine Tropical Forest Conservation Foundation. Prior to WWF, he worked with Bookmark as general manager, overseeing a book, video and audio publishing effort for seventeen years. At that time, he also served for ten years as President of the Association of Philippine Booksellers, and President of the Philippine Bookfair.
Mr. Tan has served as a member of the first Philippine National Ecotourism Steering Committee, the Inter-Agency Task Force for Marine Mammal Conservation, and an adviser to the National Disaster Coordinating Council.
He is a published author. Two of his books: A Field Guide to Whales and Dolphins of the Philippines and The Last Great Forest won National Book Awards for Environment. His article, A Season for Whales, won for him a Philippine Kalakbay Award as Travel Writer of the Year. His most recent book, published in 2012, is entitled Managing Mindanao’s Natural Capital – The Environment in Mindanao’s Past, Present and Future.
He has an undergraduate degree in Psychology from the Ateneo, and an MBM from the Asian Institute of Management. He is a PADI divemaster, and a wildlife photographer with over a dozen book, audio and video documentary projects where he served as Executive Producer, or made lead contributions.