It’s generally true that yeah, size doesn’t matter, at least not for that thing that matters most. And, quite frankly, it’s never a good look to get into some sort of measuring contest in a misguided effort to prove your masculinity. But standing next to the rest of the animal kingdom, what can it tell us about our humanity? This week renegade science teacher and bioanthropologist Forrest Valkai returns to talk about our human form and function, about monkey dicks and human hearts, your calls and questions and of course what’s turning us on this week!Secular Sexuality show is LIVE every Thursday from