Jonah Ratsimbazafy is a native of Madagascar. He received his PhD in Physical Anthropology from the State University of New York at Stony Brook. He is currently the General Secretary of a Malagasy Primate Group (GERP). From 2002 to 2013, he was the Training and Conservation Coordinator of the Durrell Wildlife Conservation Trust in Madagascar. He is also an Adjunct Professor in the Department of Paleontology and Anthropology and the Department of Medicine veterinary at the University of Antananarivo. His research interests include primate behavior and ecology. He has studied behavioral ecology of lemurs in Madagascar. He co-authored the 2nd and 3rd edition of the Field Guide Series: Lemurs of Madagascar. From 2006 to 2008, he was the Vice-President of the International Primatological Society for Conservation. He is a co-Vice-Chair of the IUCN/SSC Specialist Group- Madagascar. Jonah won the Disney Conservation Hero award 2015.