Author: "Medico legal Aspects of PET Scans," in Neuro Rehabilitation. Board Member: Nebraska Association of Trial Attorneys, 1999-2011; Brain Injury Association of Nebraska (1993-1995); and Omaha Head Injury Support Group, 1994-2011. Presenter 2010-2011 North American Brain Injury Society "Direct Examination of the Medical Expert" "Neuro-Optometric Evidence in the Brain Injury Case". Presenter: 1993-2000, Brain Injury Association Trial Lawyers' Conference, "Before and After Witnesses in Post-Concussive Syndrome Cases," "Representing the Plaintiff at Deposition, Defense Medical Exam, and Trial," "Seizure Disorders," "Brain Mapping in the Courtroom," and "TBI Cases Involving Visual and Balance Disorders." 1993 Nebraska Association of Trial Attorneys Seminar on Closed Head Injury; Chairman, 1996, Traumatic Brian Injury Seminar in Omaha; NCLE Seminar, "Brain Injury Cases in Nebraska Workers' Compensation" and "What Do You Do About the PET in Your Case?". 2005, Nebr. Chap. Int'l Rehabilitation Professionals "Traumatic Brian Injuries and Vocational Rehabilitation".