Category Archives: NGRI

Significance of Combining Evaluations of Competency to Stand Trial and Sanity at the Time of the Offense

Chauhan, P., Warren, J., Kois, L., & Well-beloved-Stone, J. (2015). Psychology, Public Policy and Law, 21, 1, 56-59. This study examined the impact of conjoint CST and MSO evaluations on forensic examiner opinions. Readers are undoubtedly aware that contextual information may have a significant influence on examiner decision-making especially under conditions of uncertainty. The authors […]

Assessing Homicidal Mental States at the Time of Offense IV: The 2011 Norway Massacre: Criminal responsibility analysis using the R-CRAS.

The use of forensic assessment instruments is a distinguishing factor in the quality of forensic reports (Fuger, Acklin, Nguyen, Ignacio, & Gowensmith, 2013). In insanity determinations, the Rogers Criminal Responsibility Assessment Scales (R-CRAS, PAR, Inc.) are without peer as an aide to organizing and analyzing case data. It is a systematic coding measure which permits […]

Assessing Homicidal Mental States at the Time of Offense III: The 2011 Norway Massacre: The 2nd forensic psychiatric examination.

Based on publicity and professional commentary (“…intense media coverage, with repeated requests for a new evaluation by major newspapers and politicians”), the court ordered a second forensic psychiatric examination of Breivik. It was conducted 6 months after the first examination. The two psychiatrists “conducted a considerably longer evaluation, and used additional psychological assessment instruments.” They […]

Assessing Homicidal Mental States at the Time of Offense II: The 2011 Norway Massacre: The 1st forensic psychiatric examination.

The first examination conducted by two psychiatrists included 13 interviews (36 hours total), review of police interrogations, and collateral interview with Breivik’s mother. They coded the material using the Norwegian version of the Mini-International Neuropsychiatric Interview Plus for ICD-10, and selected modules of the Norwegian version of the Structured Clinical Interview for DSM-IV (SCID-IV). Based […]

Assessing Homicidal Mental States at the Time of Offense I: The 2011 Norway Massacre: Background.

As a court appointed mental examiner, I am regularly asked to perform mental state at the time of the offense (MSO) examinations when the court must make a determination of criminal responsibility. A significant number of these cases involve the killing of another human being. High profile cases are often instructive for mental examiners. The […]

Analysis of Competing Hypotheses (ACH) — a method for de-biasing forensic decision making

I recently attended a three day workshop on school, campus, and workplace threat assessment and became acquainted with ACH. It is a methodology developed by the CIA and is used to consider evidence when factors are complex or ambiguous. Given the many factors that can influence forensic decision making, including examiner decision thresholds, cost of […]