Itzhak Matusiak, Ph.D. obtained his Ph.D in Psychology from Marquette University in 1976. Throughout his career which began 39 years ago, Dr. Matusiak has been repeatedly recognized as an expert in the field of psychology and has been appointed as the court's expert in hundreds of cases, to offer expert opinion regarding various issues in psychology. His primary area of professional emphasis is providing treatment and assessment services to individuals suffering from chronic and other pain issues within the context of multidisciplinary team approach providing outpatient therapy to children, adolescents, couples and individual adults.