The 272-page tome, out October 28, will "take readers on a journey through their celebrated young lives, pausing to reflect on what has helped shape them into who they are today," the book's publisher said, according to the mag. "They interviewed 20 people and wrote brief essays about each other. In each interview, the girls explore what inspired the interviewee."
"We interviewed the people who have inspired us, with the hope that they will inspire and teach others," said Mary-Kate. "We want to explain culturally how ideas evolve."
Featuring Mary-Kate on the cover and Ashley on the back, the book will also include previously unseen pics from the twins' archives, says People.


Lindsay Lohan
Lauren "LC" Conrad
The Olsen Twins
Gwen Stefani
Beyonce