Henry Koster, a former consultant at Dalberg and Consultant to Director, Country Support at Gavi, the Vaccine Alliance, has a strong background in physics and international development. With a Bachelor of Arts (B.A.) in Physics from Williams College and further studies in Physics at the University of Geneva, Koster brings a unique perspective to his work. He gained experience as an intern at CERN and as a Teaching Assistant at Williams College before joining Gavi, where he became a Program Officer, Country Support, and later a Consultant. He then moved to Dalberg, where he served as an Associate Consultant, Senior Consultant, and Project Manager. With a wealth of experience in international development, Koster is a valuable asset, particularly in the fields of consulting, vaccines, and project management.