This week Dr. David Ley joins us to talk sex & porn. David is a clinical psychologist, author of multiple books, contributor to Psychology Today, & jiu jitsu black belt. Why do Americans have such unique hangups about sex? Why has the idea of pornography addiction become widespread? Are some people just not cut out for monogamy? Why does David like rolling in the gi, while Dalton & Nick are purely nogi grapplers?