Joel chats with 31-year-old Cara Santa Maria, host of the podcast "Talk Nerdy." In this episode, hear how Cara has fought through depression to build a career as a host and correspondent for networks including Al Jazeera America, Pivot, The Weather Channel, and Nat Geo. She helps us understand the chemical side of mental illness, then helps us understand how it's changed her own life.

Website: http://CaraSantaMaria.com

Twitter: @CaraSantaMaria