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 Secretary General of the Madagascar Non-human Primate Group (GERP) and the Director of the Houston Zoo Madagascar Programs. He is also an Adjunct Professor in the Faculty of Sciences and the Department of Medicine veterinary at the University of Antananarivo. His research interests include primate behavior and ecology. From 2006 to 2008, he was the Vice-President of the International Primatological Society for Conservation. He was the PI of the Project Lemurs and Forests of Madagascar funded by Earthwatch Institute. Currently, he is a co-Vice-Chair of the IUCN/SSC Specialist Group- Madagascar and counselor of the Lemur Conservation Network. Pr Ratsimbazafy leads Madagascar in biodiversity conservation. He is a prominent Malagasy primatologist and advocate spoker of lemur conservation. He has published more than 170 scientific publications (see his CV). For instance, he co-authored the 2nd and 3rd edition of the Field Guide Series: Lemurs of Madagascar. Since 2006, he is co-editors of the Lemur News journal. He continues to publish research papers. Ratsimbazafy’s most recent book entitled "Vatsin'ny Mpikaroka", which means Guidelines/Instructions for researchers" is an extraordinary inspiration for Malagasy to follow in Jonah’s footsteps.  His legacy will live on for Malagasy far into the future. Jonah Ratsimbazafy is a world class leader in primatology. He leads a new generation of primatologists. He has attended International Meetings in Japan, Vietnam, the United States, and Uganda, and given outstanding presentations. He represents Madagascar throughout the world. His success as an international primatologist and conservationist is renowned and this book represents his hard work, fine research and good deeds. In August 2013, Professor Ratsimbazafy co-organized the 5th International Prosimian Congress at Centre Valbio, Ranomafana - Madagascar. Madagascar's biodiversity is unique, but it is facing tremendous pressures due to deforestation/hunting. As a result, many species are currently on the verge of extinction.