Darby Saxbe

Darby Saxbe is a Professor of Psychology at the University of Southern California, specializing in neuroendocrinology of close relationships, particularly the brain changes during parenthood. She is currently writing Dad Brain, a book exploring the neurobiology of fatherhood. Her research bridges developmental psychology, social neuroscience, and gender studies.

Recent contributions include articles on birth rate solutions (Slate, 2025), U.S. electoral reform (Substack, 2025), and political polarization (Politico, 2025). She frequently discusses her work on NPR and other platforms, advocating for science funding and critiquing policies affecting marginalized groups.

Her work highlights the intersections of family dynamics, public policy, and ethical dilemmas, as seen in her NYT op-ed on Iranian moral paralysis (2025) and critiques of government spending priorities.