| Marxen, Jeffrey - La Mesa, CA Orthopedics |
| Rutberg, L. David - La Mesa, CA Neurosurgery |
| Perlman, Mark H. - La Mesa, CA Orthopedic surgery of the foot and ankle. |
| Cohen, Ph.D., C.P.E., H. Harvey - La Mesa, CA Human factors, safety-perception-reaction, elder falls, guarding, accident investigation, premises liability, products liability, product safety, slip/trip and fall, stairs, visibility, warnings, OSHA, vehicular accidents, accident reconstruction. |
| Error Analysis, Inc., - La Mesa, CA Personal Injuries, premises and Product Liability, warnings, labels, instructions, slip, trips, falls, commerical equipment, recreational equipment, automobiles, accidents, pedestrians, human factors, etc. |