He is also associate editor of the Journal of Cryptology and Information and Computation. He is a former United States Navy senior chief petty officer specializing in naval cryptology. Anderson's research interests are in security, cryptology, dependability and technology policy. Krell played a key role in cryptology and code-work in the Pacific Theatre during WWII. Malcolm Nance is a retired cryptology analyst. Friedman had begun an intensive program of training in cryptology for his new civilian employees. Displays discuss the history of American cryptology and the people, , techniques, and locations concerned. Brassard was the editor-in-chief of the "Journal of Cryptology" from 1991 to 1998. The journal version appeared in the very first issue of the Journal of Cryptology. Kahn, then a newspaper journalist, was contracted to write a book on cryptology in 1961. Kahn, then a journalist, was contracted to write a book on cryptology in 1961.