Adjunct Instructor



     Phone: (254) 598-2923









     The University of Southern Mississippi: Doctor of Philosophy, Administration of Justice
     Dissertation: Gender Criminal Sexuality and Psychopathology: Pornography as a Contributory Risk Factor
     in the Psycho-Social Development of Violent Sex Offenders
     The University of Texas at Tyler  M.P.S. in Public Administration, Concentration in Criminal Justice Policy


     John Jay College of Criminal Justice M.A. in Forensic Psychology


     C.W. Post Center-Long Island University M.P.S. in Criminal Justice
     Thesis Title: Child Molestation




     New York Institute of Technology B.S. in Criminal Justice-Police Science




35 years of criminal justice and corrections experience, both in the military, as well as a civilian. He is originally from Long Island, New York, and began his professional career in criminal justice in the U.S. Marine Corps, after having attended Military Police and Corrections School at Ft Gordon in Georgia. He is also retired psychologist and psychotherapist from the Texas Prison System with more than 25 years of clinical-forensic mental health experience, treating a wide variety of convicted felons institutionalized with mental health and mental retardation issues, along with concurrent sex offender and addiction/substance abuse problems. In addition, Dr. Tiefenwerth holds a number of professional state and national licenses and certifications, including: as a Texas State Licensed Professional Counselor, a Texas State Licensed Sex Offender Treatment Provider, a Nationally Certified Psychologist, a Nationally Certified Criminal Justice Addiction Specialist, a Nationally Certified Correctional Health Professional, as well as possessing several other state, national, and international certifications in the forensic mental health and addiction/substance abuse counseling fields.


Recent Teaching Areas:


     Forensic Victimology


     Psychology of the Criminal Mind


     Criminal Personality


     Understanding the Dynamics of Antisocial behavior


     The Substance Abusing Batterer



Recent Research Interests:


     Correctional Psychology
     Prevarication and Detection of Deception
     Interview and Interrogation
     Assessment of Forensic Populations
      (Mentally Ill/Retarded Offenders, Sex Offenders, Substance Abusers, and domestic violence abusers)
     Clinical-Forensic Mental Health Evaluations
     Risk Assessments for dangerousness and recidivism of forensic clients.


Professional Organizations, Affiliations, and Activities:


     Academy of Correctional Health Professionals


     Academy of Criminal Justice Sciences


     American Association of University Professors            


     American Society of Criminology 


     American Sociological Association                 


     American Counseling Association


     American Mental Health Counselors Association                      


     American Association for Correctional & Forensic Psychology


     American Association of University Professors  


     APA Div.  2 Society of the Teaching of Psychology


     APA Div. 18 Psychologists in Public Service-Criminal Justice Section


     APA Div. 41 American Psychology- Law Society


     APA Div. 50 Addictions


     Community College Criminal Justice Educators of Texas


     International Association of Addictions and Offender Counseling


     International Association of Correctional Training Personnel


     Louisiana Association of Addiction and Offender Counselors
     Louisiana Association of Crisis Negotiators


     Louisiana Association of Drug Court Professionals


     Louisiana Mental Health Counselors Association


     Louisiana Substance Abuse Counselors and Trainers


       (Former Board Member and Vice Chair of the Credentialing Committee)     


     National Association of Masters in Psychology


     Society of Police and Criminal Psychology


     Southern States Correctional Association


     Southwestern Association of Criminal Justice                                    


     Texas Association of Addiction Professionals


     Texas Association of College Teachers


     Texas Association of Criminal Justice Educators                     


     Texas Association of Hostage Negotiators    


     Texas Community College Teachers Association                    


     Texas Counseling Association


     Texas Mental Health Counselors Association


     Texas Retired Teachers Association          


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 (541) 552-6911 (Evenings and Weekends)
University Housing
Southern Oregon University
1250 Siskiyou Blvd
Ashland, OR 97520
 (541) 552-7672
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