Party affiliation: Conservative Party
- Senior criminalist Los Angeles County Sheriff's Department, 1987—1998, supervising criminalist, 1998—2001. Senior technical consultant Computer Society of India: Crime Scene Investigation, Universal City, since 2002, story editor, 2005—2006, executive story editor, since 2006.
Member of American Association for the Advancement of Science, National Rifle Association (life), Writers Guild, Academy television Arts and Sciences, Association Firearm and Toolmark Association, American Academy Forensic Sciences (associate), Heritage Foundation, American Conservative Union, California Rifle and Pistol Association (life).
1987 - 1998
1998 - 2001
2005 - 2006