Marc Bookman is the Executive Director of the Atlantic Center for Capital Representation, a non-profit resource center founded in 2010 and dedicated to all aspects of death penalty defense. He was in the Homicide Unit of the Defender Association of Philadelphia from its inception in 1993 until 2010. He has published essays in The Atlantic, Mother Jones, Slate and other magazines on various aspects of death penalty jurisprudence, and a compilation of those essays entitled A Descending Spiral: Exposing the Death Penalty in 12 Essays was published by the New Press in May, 2021.