W. E. B. Griffin was the author of seven bestselling series: The Corps, Brotherhood of War, Badge of Honor, Men at War, Honor Bound, Presidential Agent, and Clandestine Operations. He passed away in February 2019. 
 
William E. Butterworth IV has been a writer and editor for major newspapers and magazines for more than twenty-five years, and has worked closely with his father for several years on the editing of the Griffin books. He is the coauthor of several novels in the Badge of Honor, Men at War, Honor Bound, and Presidential Agent series. He lives in St. Petersburg, Florida.