Missing Persons: A Writer's Guide to Finding the Lost, the Abducted and the Escaped (Howdunit Series)

Just the Facts, Ma'am: A Writer's Guide to Investigators and Investigation Techniques (Howdunit)

Murder One: A Writer's Guide to Homicide (Howdunit Series)

Cause of Death : A Writer's Guide to Death, Murder and Forensic Medicine (Howdunit Series)

Scene of the Crime: A Writer's Guide to Crime Scene Investigation (Howdunit Series)

Police Procedure & Investigation: A Guide for Writers (Howdunit)

Police Procedural: A Writer's Guide to the Police and How They Work (Howdunit)

Rip-Off: A Writer's Guide to Crimes of Deception (Howdunit Writing)

Malicious Intent : A Writer's Guide to How Murderers, Robbers, Rapists and Other Criminals Think (The Howdunit)

Amateur Detectives: A Writer's Guide to How Private Citizens Solve Criminal Cases (Howdunit Writing)

Modus Operandi: A Writer's Guide to How Criminals Work (Howdunit)