Robert Greene, the #1 New York Times bestselling author of The 48 Laws of Power, The 33 Strategies of War, The Art of Seduction, Mastery, and The Laws of Human Nature, is an internationally renowned expert on power strategies. He lives in Los Angeles.
Joost Elffers is the packaging genius behind Viking Studio's Secret Language series, Play with Your Food, and How Are You Peeling? . He lives in New York City.