Gretchen Rubin, 44, is the author of the bestselling Forty Ways to Look at Winston Churchill and Forty Ways to Look at JFK. She has written for numerous publications, including the Washington Post, Real Simple, Elle, and George Magazine. Her daily blog, www.happiness-project.com, ranks in the Technorati #xbf;Top 5K#xbf; and is cross-posted on Slate, the Huffington Post, and Yahoo!Shine. A graduate of Yale and Yale Law School, she clerked for Justice Sandra Day O#xbf;Connor and was editor-in-chief of the Yale Law Journal before deciding to become a writer. She lives in New York City with her husband and two young daughters.#xd;#xa;