Award-winning author Gretchen Rubin is back with a bang, with The Happiness Project. The author of the bestselling 40 Ways to Look at Winston Churchill has produced a work that is "a cross between the Dalai Lama's The Art of Happiness and Elizabeth Gilbert's Eat, Pray, Love." (Sonya Lyubomirsky, author of The How of Happiness: A Scientific Approach to Getting the Life You Want) In the vein of J…