John Douglas, the legendary FBI criminal profiler and veteran author of true crime books, has spent over twenty-five years researching and culling the stories of America’ s most disturbing criminals. A veteran of the United States Air Force, he has directly worked and/or had overall supervision in over 5, 000 violent crime cases over the past 48 years. He is currently chairman of the board of the “ Cold Case Foundation. ” One of the foremost experts and investigators of criminal minds and motivations, he currently lives in the Washington, D. C. area.
Mark Olshaker is an Emmy Award-winning documentary filmmaker and author of ten nonfiction books and five novels, including Einstein’ s Brain and The Edge. His books with former FBI Special Agent and criminal profiling pioneer John Douglas, beginning with Mindhunter and, most recently, Law & Disorder, have sold millions of copies and have been translated into many languages. Mindhunter is now a dramatic series on Netflix, directed by David Fincher. He and his wife Carolyn, an attorney, live in Washington, D. C.