Dr Manges Vocational Expert and Public SpeakerDr. Kenneth J. Manges, Ph.D. and forensic psychologist, is a nationally recognized expert witness providing consultation, evaluation and testimony in the areas of earnings capacity, vocational wage loss, and psychological trauma for both plaintiff and defense litigants.

Email Dr. Manges to contact him with any questions you may have. 


Dr. Manges applies over 30 years of forensic psychologist experience to assist trial attorneys with a wide range of services in the areas of:

  • Wage loss analysis, including file review, evaluation, and testimony
  • Psychological analysis including file review, evaluation, and testimony
  • Expert witness services
  • Other types of evaluations provided: employment law, medical malpractice, workers compensation, spousal support evaluation, and fitness for duty exam
  • Sexual trauma: sexual abuse, rape trauma, gender/sexual harassment
  • Civil & criminal issues related to sexual abuse
  • Post-Traumatic Stress Disorder & other emotional disorders evaluations & testimony
  • Qualified in State, Federal court, and military court
  • Criminal defense including Not Guilty by Reason of Insanity
  • Competency to stand trial
  • Parenting competency
  • White collar crime

Earnings Capacity Loss Expert

There are many aspects that can result in Earnings Capacity Loss, including:

  • An injury, such as a Traumatic Brain Injury (TBI), which could result from a vehicle or other accident or injury,
  • Severe trauma, such as sexual abuse
  • Wrongful termination, which, if it occurs to a person advanced in their career, may result in the person being unlikely to ever recover financially from the job loss sustained.

How Dr. Manges Assists Legal Counsel in Matters Involving Earnings Capacity

In cases involving earnings capacity issues, Dr. Manges assists counsel to determine whether an earnings capacity loss has been suffered. If such a loss has been suffered, as an earnings loss expert Dr. Manges uses established protocols and methodology to calculate the monetary value of such loss, which will typically be based on factors such as:

  • The degree of physical and/or psychological impairment, if any, that has been suffered,
  • The vocational skills of the person suffering the event in question,
  • The job opportunities available in the relevant market,
  • Studies and other information concerning