Pulitzer-prize winning biographer Stacy Schiff (pictured, via) has written about Antoine de Saint-Exupéry (French aviator), Vera Nabokov (wife/muse to Lolita author Vladimir Nabokov), Benjamin Franklin (American diplomat/inventor), and most recently, Cleopatra VII (the last queen/pharoah of Egypt).

We caught up with Schiff to learn more about what it takes to write biographies.