1. "An Obsolete .256 WIN. Magnum Cartridge Causes Interesting Problems", AFTE JOURNAL, April 1990.
2. "A Reassembled Buckshot Load", AFTE JOURNAL, July 1991.
3. "Toolmarks in Cartilage- Revisited", AFTE JOURNAL, October 1991.
4. "A TEXAS Size Exploding Bullet", AFTE JOURNAL, January 1992.
5. "Bryco Arms- A Change in Rifling", AFTE JOURNAL, January 1992.
6. "Exploring the Possibility of Matching Fired Shotgun Ammunition Components to Unaltered Shotguns", AFTE JOURNAL, January 1992. Delivered same paper as presentation to the 1991 AFTE Convention in Houston.
7. "Toolmarks on Plastic Shotshells", AFTE JOURNAL, October 1992.
8. "Anvil Marks in Centerfire Cartridge Cases", AFTE JOURNAL, October 1992. Delivered same paper as a presentation to the 1992 AFTE Convention in Miami. Given award for "Best Paper" at conference.
9. "Association of a lead core to a bullet jacket through the use of an unusual manufacturing toolmark" delivered as a paper at the 1994 AFTE Convention in Indianapolis.
10. "The Use of Computer Ballistics Programs to Solve a Long Distance Shooting Case" delivered as a paper at the 1995 AFTE Conference in San Diego. Given award for "Best Paper" at the conference.
11. "A Study of Shooting Scene Dynamics: Common Elements, Scene Types, and Scene Complexity Models" delivered as a paper at the first Shooting Crime Scene Processing and Shooting Scene Reconstruction Training Seminar- FBI Academy- Sept. 1996.
12. "A Study of Buckshot Patterning Variation and Measurement using the Equivalent Circle Diameter Method" delivered as a paper at the 1997 AFTE Training Conference- Annapolis, Md. - July 1997.
13. "An Unusual Toolmark Case: The Ups & Downs of a Zipper Tooth Comparison" delivered as a paper at the 1998 AFTE Training Conference- Tampa, Florida- July, 1998.
14. "RBCD Performance Platinum Plus Ammunition- Performance Characteristics and Forensic Aspects" delivered as a paper at the 2002 AFTE Conference in San Antonio, Texas.
15. "Evaluation of the Lyman Digital Trigger Pull Guage" delivered as a paper at the 2002 AFTE Conference in San Antonio, Texas.
16. "Trace Evidence Considerations in Shooting Scene Reconstruction with an Emphasis on the Miami SWAT Cases. (USAV. Aguerro, et al)." delivered as a paper at the 2003 AFTE Training Conference - June, 2003 - Philadelphia.
17. "Forensic Ballistics" - Featured speaker at the 2003 National Crime Scene Investigation & Forensic Science Conference - Sept. 22-24 2003 - Chicago.