Dr. Tomicah Tillemann is the Chief Policy Officer of Haun Ventures. He builds policy architecture to support the next generation of the internet. He comes to the role from Andreessen Horowitz, where he was a partner and Global Head of Policy over the firm's work on digital assets.

Previously, Tomicah served as Senior Advisor to two secretaries of state, leading a team of experts that built 20 major initiatives in 55 countries. He joined the State Department in 2009 as Hillary Clinton's speechwriter and spent four years on the staff of the Senate Foreign Relations Committee advising Joe Biden, Tony Blinken, Barack Obama, and John Kerry.

Tomicah also served as the Executive Director of the Digital Impact and Governance Initiative at New America, where he led programs to address social impact, finance, and governance challenges worldwide. He authored extensive research on how to harness frontier technologies to strengthen democratic institutions, and launched successful efforts to use decentralized platforms to combat public corruption, increase government efficiency, and promote private sector accountability. He helped deploy the world's first decentralized land registry and managed development of open source technology platforms for partners at every level of government in the U.S. and worldwide.

He is a Life Member of the Council on Foreign Relations and has served as a member of the World Economic Forum’s Council for the Fourth Industrial Revolution, the United Nations World Food Program Innovation Advisory Council, the Lantos Foundation Board of Trustees, the Truman Center for National Policy board, and the Diginex Board of Directors. He is a past Chairman of both the Responsible Asset Allocator Initiative and GBBC.

Tomicah is a co-holder of four patents. He obtained his B.A. magna cum laude from Yale University and earned a Ph.D. with distinction (highest honors) from the School for Advanced International Studies at Johns Hopkins University.