Then read all about their influences here...
In a statement released by their publisher Penguin, the coffee table book will feature "exclusive photographs of Ashley and Mary-Kate from world renowned photographer Rankin, and a wide variety of other never-before-seen materials and interviews from Mary-Kate and Ashley's personal collections."
The girls interviewed the people who have inspired them, "with the hope that they will inspire and teach others" as well.
Available for pre-order at amazon.com. Due for release October 28, 2008.