Perig Pitrou is an anthropologist, senior researcher in the CNRS. He leads the team « Anthropology of Life » in the Laboratoire d’Anthropologie Sociale, Collège de France/ Paris Sciences and Letters University, and different research programs (Domestication et fabrication du vivant, La vie à oeuvre, Imovie, etc.). Drawing on his ethnographic investigations in Amerindian societies of Mexico and in science laboratories, he has developed a comparative framework to analyze the many biotechniques human societies have elaborated.