The Tipping Point – http://www.amazon.com/Tipping-Point-Little-Things-Difference/dp/0316346624/ref=la_B000APOE98_1_4?s=books&ie=UTF8&qid=1383836561&sr=1-4
What the Dog Saw – http://www.amazon.com/What-Dog-Saw-Other-Adventures/dp/0316076201/ref=la_B000APOE98_1_5?s=books&ie=UTF8&qid=1383836561&sr=1-5
David and Goliath – http://www.amazon.com/David-Goliath-Underdogs-Misfits-Battling/dp/0316204366/ref=la_B000APOE98_1_1?s=books&ie=UTF8&qid=1383836561&sr=1-1