Marcia Knight, Ph. D.
Dr. Marcia Knight, Ph. D.
Dr. Marcia Knight, Ph.D.
330 West 58th Street, Suite 314
New York, NY 10019
Tel: (212) 245 7555; Fax: (212) 581 9355

Clinical Psychologist & NeuropsychologistExpert Witness—Learning Disabilities Specialist—Psychotherapist

Dr. Knight evaluates children and adults who have neurological and/or psychological (emotional) injuries. Since 1980, she has served as an expert witness in civil, discrimination, and competence cases. She provides comprehensive examinations and narrative reports. She has been an expert witness in cases under the jurisdiction of state and federal courts throughout New York State as well as courts in New Jersey, Connecticut, and Pennsylvania.


  • Neuropsychological evaluations of brain injuries due to trauma, lead poisoning, or medical procedures.
  • Learning disability evaluations for appropriate placements and accommodations in school such as for Attention Deficit Disorder and other learning problems.
  • Psychological evaluations of victims of crimes and other psychic trauma (e.g. emotional reactions to motor vehicle accidents).
  • Competence evaluations for criminal and child custody matters.
  • Psychotherapy for Post-Traumatic Stress Disorder, anxiety, and depression.

Areas of Expertise

  • Anxiety Disorders
  • Attention Deficit Hyperactivity Disorder (ADHD)
  • Autism
  • Birth Trauma
  • Brain Injury
  • Catastrophic Injuries
  • Concussion
  • Discrimination
  • Electrocution Injury
  • Dyslexia
  • Foster Care
  • Institutional Negligence
  • Lead Poisoning
  • Learning Disability
  • Malpractice
  • Mental Health
  • Mood Disorders
  • Molestation
  • Neuropsychology
  • Oppositional Defiant Disorder
  • Parental Death
  • Personal Injury
  • Post-Traumatic Stress Disorder (PTSD)
  • Psychological Trauma
  • Sexual Harassment
  • Special Education
  • Wrongful Death


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330 West 58th Street, Suite 314 • New York, NY 10019 • Tel: (212) 245 7555; Fax: (212) 581 9355