The late A. M. Sperber was born in Vienna, graduated from Barnard College, and was a Fulbright Scholar. She authored the critically acclaimed bestseller and Pulitzer Prize finalist Murrow: His Life and Times. Bogart is the culmination of the years of research she performed before her death in 1994.

Eric Lax's books include Faith, Interrupted: A Spiritual Journey; The Mold in Dr. Florey's Coat; and the international bestseller Woody Allen. His writing has appeared in The Atlantic, the New York Times, Vanity Fair, and Esquire.