Christopher Ryan

Dr. Christopher Ryan is an American author, speaker, and psychologist known for challenging conventional narrative frameworks surrounding human sexuality, evolution, and social structure. Holding a Ph.D. in psychology, he spent years traveling and researching hunter-gatherer societies.

He co-authored the New York Times bestseller Sex at Dawn: How We Mate, How We Stray, and What It Means for Modern Relationships (with Cacilda Jethá) and authored Civilized to Death: The Price of Progress. His work uses evolutionary anthropology to critique modern social norms.

Ryan hosts the popular podcast Tangentially Speaking and speaks globally on human nature, prehistory, and intimacy. His provocative books stimulate crucial discussions on anthropology, relationships, and modern societal structures.