The connection between paleoanthropology and primatology began with Darwin's theory of human origins. Lucy's discovery challenged existing ideas, coinciding with observations of wild primates. This sparked a surge of research on primate behavior, enriching our understanding of human evolution. Despite behavior not fossilizing, studying living primates has deepened insights into ancestral lifestyles. By examining their social and ecological dynamics, researchers unravel the origins of complex behaviors like cooperation and culture, shedding light on human adaptations. This interdisciplinary approach has refined methods for studying social processes and their biological effects. Fifty years since Lucy's find, these tools continue to shape our understanding of human evolution and its relevance today. Series: "CARTA - Center for Academic Research and Training in Anthropogeny" [Humanities] [Science] [Show ID: 39824]