Kicking off the Clean Living Week here on the blog, I interviewed a close and dear friend of mine, Tianna McCormick. Tianna is one of the co-founders of Vegan Pregnancy and Parenting and just all-around badass. Join us as we talk about why she made the choice to go vegan, how her children are adjusting, and what role did Billy Joel play to convince her to stop sucking her thumb. For