Co-Editor, Supplement to Roehrick, Iowa Evidence, 1991; Author: "Owner Liability for Negligent Driving by a Co-Worker," In Brief, Iowa Trial Lawyers Association, May-June 1996; "How to Do Damage with a Damage Brochure", Speaker, Iowa Trial Lawyers Association, 1996; "FAA Enforcement Action", Speaker, Federal Aviation Administration Wings Program, 1996; "Liability of Insurance Agents to Insurers and Insureds and Employment Practices Liability Insurance", Featured Speaker, Independent Insurance Agents of Des Moines, 1998; "Don't Lien on Me: Maximizing Client Recovery in the Face of Hospital Liens and Insurance Subrogation", Speaker, Iowa Trial Lawyers Association, 1999; "Discrimination Claims Against the Public Employer", Speaker, Iowa Trial Lawyers Association, 2000; Author: "Maximizing Client Recovery in the Face of Hospital Liens and Insurance Subrogation," Verdict, The Indiana Trial Lawyers Association, Inc., 2000; "How to Benefit Your Client in the Face of Employment Claims and Third-Party Recovery", Speaker, Iowa Association of Workers' Compensation Lawyers, 2000; "The Law of Bad-Faith in Iowa", Speaker, Iowa Trial Lawyers Association, 2000; "Don't Lien on Me: Maximizing Client Recovery in the Face of Medicare, ERISA, and Insurance Subrogation", Featured Speaker, Arkansas Trial Lawyers Association, 2001; Author: "Dealing with Medicare in a P.I. Case," The ATLA Docket, The Arkansas Trial Lawyers Association, 2001; "Subrogation: Who's Getting a Piece of the Pie?" Speaker, Iowa Trial Lawyers Association, 2001; "Medical Records and Medical Bill Summaries", Speaker, Iowa Trial Lawyers Association, 2001; "Don't Lien on Me: Maximizing Client Recovery in the Face of Medicare, ERISA, and Insurance Subrogation", Featured Speaker, Utah Trial Lawyers Association, 2002; "Subrogation, Lien, and ERISA Issues", Speaker, Iowa Trial Lawyers Association, 2002; Averting Subrogation Whenever & However You Can", Special Guest Speaker, Wisconsin Academy of Trial Lawyers, 2002; "Hot Topics with UM/UIM Coverage Issues", Speaker, Iowa Trial Lawyers Association, 2002; "Medicare, ERISA, and Insurance Subrogation", Speaker, Association of Trial Lawyers of America 2002 Annual Convention, 2002; "Get in Line - Handling Claims of Group Plans and Medicare", Speaker, Iowa Association of Workers' Compensation Lawyers, 2002; "Plop, Plop, Fizz, Fizz: Is Knudson Relief for Your ERISA Headaches?" Speaker, Iowa Trial Lawyers Association, 2002; "Averting Subrogation Whenever & However You Can", Speaker, Wyoming Trial Lawyers Association, 2003; "ERISA, Medicare, and Related Subrogation Issues for PI Lawyers", Speaker, Illinois Trial Lawyers Association, 2003; "Subrogation & Liens: Stopping Insurers and Hospitals from Bleeding Our Clients", Speaker, Iowa Trial Lawyers Association, 2006; "ERISA, Title XIX, Blue Cross/Blue Shield, Medicare Liens, Hospital Liens, and Subrogation Issues", Speaker, Iowa Academy of Trial Lawyers, 2007; Practical Advice & Forms on Subrogation/Liens", Speaker, Iowa Trial Lawyers Association, 2007; "New Laws of the Land", Speaker, Iowa Trial Lawyers Association, 2007.