In civil and criminal legal matters, we have served in Federal, State, and Inter-tribal courts in the U.S., as well as those serving several U.S. territories and Canadian provinces.    

We are often asked to provide a multi-disciplinary team approach consisting of accident reconstruction, biomechanics, architects, engineers, and other design professionals including graphics, animations, and simulations.

Our legal cases typically involve:  

  • Negligence
  • Premises liability
  • Motor vehicles (and pedestrian collisions)
  • Products liability (failure to warn and design defects)
  • Workers’ compensation (serious and willful)
  • Toxic torts (hazard communication)

Our expertise can be applied to many places and products that involve human interaction.

Places we have analyzed and/or evaluated during the past five years include but are not limited to:

  • Airports
  • Amusement parks
  • Apartment/condominium complexes
  • Banks
  • Construction sites
  • Convenience stores
  • Convention halls
  • Exercise facilities/gymnasiums
  • Gas stations
  • Grocery stores
  • Hospitals/medical centers
  • Hotels and casinos
  • Museums
  • Night clubs
  • Office buildings
  • Places of worship (e.g., churches)
  • Residences
  • Restaurants
  • Shopping centers and malls
  • Special events (i.e., temporary facilities)
  • Theaters
  • Universities/colleges
  • Warehouse stores
  • Workplaces

Products we have analyzed and/or evaluated during the past five years include but are not limited to:

  • Audio/visual equipment
  • Bicycles and components
  • Buckets
  • Chairs/stools
  • Child seats
  • Cleaning products
  • Conveyors
  • Cranes
  • Elevators
  • Escalators
  • Fire fighting equipment
  • Floor buffers
  • Furniture
  • Ladders
  • Medical devices
  • Motorcycles
  • Multi-meters
  • Paints and solvents
  • Person lifts
  • Snowmobiles
  • Stairways
  • Warehouse equipment
  • Wheelchairs


San Diego (Main): (619) 464-4427

Las Vegas: (702) 350-2097

Orange County/Los Angeles/Inland Emprire: (714) 987-1050


New Publications

Nemire, K., Cohen, J., & Cohen, H. (Eds.) (due in 2014).  The Human Factors and Ergonomics Society's Guide to Forensic Human Factors.  Santa Monica, CA: Human Factors & Ergonomics Society.

Resnick, M., & Cohen, J. (due in 2014).  Workplace issues in forensic human factors.  In The Human Factors and Ergonomics Society’s Guide to Forensic Human Factors (1987-2012).  Santa Monica, CA: Human Factors and Ergonomics Society.   

Kuzel, M., Cohen, H., Rauschenberger, R., & Cohen, J. (2013).  Evaluation of mobile eye tracking for forensic analysis of pedestrian falls. 57th Annual Meeting of the Human Factors and Ergonomics Society, September-October, San Diego, CA.


01 Under sub-contract to Intuitive Design Solutions (now Humanproof™), EAI revised the FAA’s Human Factors Design Standard concerning workplace layouts and design of passageways, including walkways, platforms, elevators, inclinators, entrances, exits, ramps, ladders, and stairs.

02 Error Analysis consultants to write chapter on Fall Forensics in Fall Prevention and Protection: Principles, Guidelines, and Practices due in 2015.

03 Joseph Cohen named to the Finance and Budget Committee of the Human Factors and Ergonomics Society

04 Joseph Cohen elected Vice President of the Board of Certification in Professional Ergonomics

05 H. Harvey Cohen named the alternate representative of the Human Factors & Ergonomics Society to the American National Standards Institute's (ANSI) Z535 committee concerning warning labels and instructions.