George M. Leader is an archaeologist who studies hominid and early human behavior through the analysis of stone-tool manufacturing and usage. His research in South Africa focuses on how early hominins produced stone tools and the subsequent transmission of cultural knowledge from 2 million years ago until 300,000 years ago. He received his Ph.D. from the University of the Witwatersrand in Johannesburg, South Africa, and is a visiting assistant professor of anthropology at The College of New Jersey.