Joel Garreau (2005). “Radical Evolution: The Promise and Peril of Enhancing Our Minds, Our Bodies -- and What It Means to Be Human”, p.11, Broadway Books
"Luke Bryan Reveals His Memorable Spring Breaks, Best Buds and a Celebrity Apprentice Freakout". Interview with Michael Bialas, www.huffingtonpost.com. March 7, 2012.