Dr. Lehrer holds a PhD from the Geography and Environmental Development Department of Ben-Gurion University of the Negev and a joint Masters Degree in Management Science from Boston University and Ben-Gurion University. Dr. Lehrer was the Executive Director of the Arava Institute for Environmental Studies from 2001 until August 2021 and has now become Director of the Center for Applied Environmental Diplomacy. Dr. Lehrer has been a member of Kibbutz Ketura since 1981.