"The Willpower Instinct: How Self-Control Works, Why It Matters, and What You Can Do to Get More of It". Book by Kelly McGonigal, www.businessinsider.com. December 29, 2011.
"Kristen Stewart's 'humiliated' boyfriend Robert Pattinson moves out, wife of Rupert Sanders bemoans 'isolation' from husband". www.foxnews.com. July 26, 2012.