On-line Test Scoring of the MMPI-2® and CPI™


Employee Pre-Screening

Based on a scientific method of developing a position-specific success model for selecting the right employee for the position.

Emergency Services

Behaviordata has reports and resources for Law Enforcement, Fire Departments, Emergency Services, and Security Agencies.

Consultation Details

Consultation Rates

Clinical Consultation is available Monday through Friday 10a.m. - 5p.m. (Pacific Time) by phone or e-mail. The hourly rate of consultation will be determined by the complexisty of the clincal question and the consultant's level of experience.

Our clincial consultants are all licensed psychologists who have from twenty to thirty years of experience in his or her area of specialty.

David S. Nichols, Ph.D.

Dr. David S. Nichols earned his M.S. in General Psychology in 1970 and his Ph.D. in 1973. Most of his clinical work has been with acute and chronic psychiatric patients at Dammasch State Hospital in Wilsonville, Oregon, and at Oregon State Hospital, Portland, from which he retired in 1999. His theoretical orientation is eclectic, in which interpersonal and learning principles figure prominently. Get expanded biography including his books.

Nichols' research and assessment interests focused early on structured personality inventories, particularly the MMPI/MMPI-2®, and the majority of his more than 30 publications are related to this instrument. He has taught courses, seminars, and workshops, and has presented papers in objective personality assessment and MMPI/MMPI-2® interpretation in the United States and Europe since 1973. His major publications include the MMPI-2® Structural Summary (with Roger L. Greene), published by Psychological Assessment Resources, Psychological Assessment with the MMPI-2® (with Alan F. Friedman, Richard Lewak, and James T. Webb), published by Lawrence Erlbaum Associates and, most recently, Essentials of MMPI-2® Assessment, published by John Wiley & Sons. Download Nichols' CV

Diana Sullivan Everstine, Ph.D.

A native San Franciscan, she received her Ph.D. in Clinical Psychology from the California School of Professional Psychology in 1974. Dr. Murray Tondow was the Chairman of her doctoral dissertation. After graduation, Dr. Everstine went on to become an expert on trauma, emergency response, pre-employment screening, and threat assessment. She has co-authored three professional textbooks. She has taught Psychological Aspects of Pre-employment Screening at San Jose State University, and at The Criminal Justice Training Center.

After graduation Dr. Everstine had extensive experience in working with law enforcement agencies in psychological profiling and threat assessment. She has 30 years of experience as a trained hostage negotiator. She has worked for numerous corporations as a consultant for executive search to assess employee threats and risks. In 1996, she became the President of Behaviordata, Inc., which has provided behavioral assessment and screening to nuclear plants since 1974. To date, none of Behaviordata's clients have been compromised, and the Behaviordata process has never been successfully challenged.

Louis Everstine, Ph.D.

Dr. Everstine is a graduate of the New School for Social Research, New York City. He holds Master's degrees in Science and Public Health, and his doctorate is in Psychology. He was a graduate student of Philosophy at Oxford University (Linacre College) where he worked and taught in the Department of Social and Administrative Studies. Upon his return to the United States, he worked as a researcher in the Human Factors in Technology Research Group and The Center for Research in Management Science at U.C. Berkley. He is the author of five psychology textbooks. He is a fellow of the Mental Research Institute, Palo Alto, and a member of the Oxford and Cambridge Club, London.

Gary T. Miles, Ph.D.

Gary T. Miles, completed his doctorate in Clinical Psychology at the Pennsylvania State University in 1988. He subsequently completed his internship and post-doctoral fellowship at the Palo Alto VA Medical Center in Clinical Neuropsychology. He became a licensed Psychologist in California in March of 1990 and practices in the fields of neuropsychology, psychological assessment, and psychotherapy, with particular interest in ethnic minority issues, adolescence, and gender identity issues.

Rex Bierley, Ph.D.

Dr. Rex Bierley received his first doctoral degree in Biopsychology in 1981, and then taught at the university level for seven years. He began respecializing in Clinical Psychology in 1986, completing this training in 1989. He completed his clinical internship (1988-89) and neuropsychology residency (1989-90) at the Veterans' Administration Hospital in Palo Alto, California and has been licensed in California since 1990. As a Clinical Neuropsychologist, he specializes in cognitive and personality assessment and works extensively with both older adults and head injury patients. From 1993-2001, he was the National Coordinator for Neuropsychologic Research on a national collaborative head injury research program for the Departments of Defense and Veterans Affairs (The Defense and Veterans Head Injury Program). He has consulted on many forensic cases involving dementia or head injury. He works with major corporations to assess the risk to the company from unstable or disgruntled employees. He also provides trauma counseling to officers in local law enforcement agencies.

Murray Tondow, Ph.D.

Dr. Murray Tondow has been actively involved in psychology for over 50 years; having received his doctorate from USC in 1953. During this period his activities have been in academia, research, and clinical areas. His long term interests , dating back to the early 50's, has been the utilization of computers in behavioral sciences. He has presented and published over 100 papers. His most recent paper, "e;An Alternative Methodology for Predicting Behavior"e; was presented at the American Association for the Advancement of Science - Pacific Division 84th Annual Meeting - June 15-19, 2003. In 1971, Dr. Tondow founded Behaviordyne and served as President until 1986 at which time he retired from full time work. He is currently working as a consultant and conducting research in the area of building computer generated models to analyze and predict human behavior.