How Fatherhood Changes Men's Brains

Darby Saxbe, clinical psychologist, professor of psychology at the University of Southern California and author of Dad Brain: The New Science of Fatherhood and How It Shapes Men's Lives (Flatiron Books, 2026) discusses her research on how becoming a father changes men, from their bodies and brain architecture to their hormones and sense of purpose. 

Photo: 06 May 2026, Saxony-Anhalt, Magdeburg: At the inaugural event of the Center for Brain Health at Magdeburg University Hospital, a monitor shows an MRI image of a human brain with the memory region highlighted in color. The new Centre for Brain Health aims to optimize brain performance in neurological and psychiatric diseases. Basic research and concrete help for patients are to be brought together here, according to the University Medical Center Magdeburg at the opening ceremony. Photo: Klaus-Dietmar Gabbert/dpa (Photo by Klaus-Dietmar Gabbert/picture alliance via Getty Images)

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