Daddy brain: how parenthood changes men

Can a shrinking brain and drop in testosterone levels ever be a good thing? Turns out, yes. We find out why fatherhood forces these neurobiological changes in men, and how they help our species survive. Plus… can the size of new fathers' testicles tell us something about their involvement in parenting?Guest:Darby Saxbe, PhDClinical psychologistProfessor of Psychology, University of Southern CaliforniaAuthor, Dad BrainCredits:Presenter/producer: Sana QadarSenior producer: James BullenProducer: Rose KerrSound engineer: Roi HubermanTo explore more great episodes from the award-winning psychology podcast All in the Mind with host Sana Qadar, download the ABC Listen app (Australia) or search 'ABC All in the Mind podcast' wherever you get your podcasts. There you'll find more episodes on mental health, trauma, attachment theory, wellness hacks, and family relationships. You'll also hear interviews with experts like Esther Perel, Billy Garvey and Ethan Kross. All in the Mind is created for ABC's Radio National by specialist journalists and reporters at the Australian Broadcasting Corporation.