R. Michael Bagby Explained

Robert Michael Bagby (born 1953) is a Canadian psychologist, senior clinician scientist and director of clinical research at the Centre for Addiction and Mental Health (CAMH). He is a full professor in the Department of Psychiatry, University of Toronto.^[1] He became a full professor of psychology at the University of Toronto Scarborough campus in July 2011.

Early research interests revolved around psychology and the law having been educated as a forensic psychologist. He also brought awareness to the personality construct alexithymia by developing the Toronto Alexithymia Scale (TAS-20) to measure its qualities.^{[2] [3] [4] [5]} With the revision of the MMPI-2, Bagby was significantly involved in validating test scores, with a specific focus on being able to identify individuals feigning and/or malingering mental illness.^{[6] [7] [8]} More recently, he has investigated the possibility that Five factor model personality facets could be used to identify many psychiatric conditions with a focus on dimensional versus a categorical approaches that the DSM-IV takes and the newer DSM-5 is said to emphasize.^{[9] [10] [11] [12]}

Notes and References

1. Web site: Dr. Michael Bagby . . 14 July 2010 .
2. Bagby. RM. Taylor, GJ . Parker, JD . Loiselle, C . Cross-validation of the factor structure of the Toronto Alexithymia Scale.. Journal of Psychosomatic Research. 1990. 34. 1. 47–51. 2313613 . 10.1016/0022-3999(90)90007-q.
3. Taylor. GJ. Bagby, RM . Parker, JD . The Revised Toronto Alexithymia Scale: some reliability, validity, and normative data.. Psychotherapy and Psychosomatics. 1992. 57. 1–2. 34–41. 1584897 . 10.1159/000288571.
4. Bagby. RM. Parker, JD . Taylor, GJ . The twenty-item Toronto Alexithymia Scale--I. Item selection and cross-validation of the factor structure.. Journal of Psychosomatic Research. January 1994. 38. 1. 23–32. 8126686 . 10.1016/0022-3999(94)90005-1.
5. Bagby. RM. Taylor, GJ . Parker, JD . The Twenty-item Toronto Alexithymia Scale--II. Convergent, discriminant, and concurrent validity.. Journal of Psychosomatic Research. January 1994. 38. 1. 33–40. 8126688. 10.1016/0022-3999(94)90006-x.
6. Gillis. JR. Rogers, R . Bagby, RM . Validity of the M Test: simulation-design and natural-group approaches.. Journal of Personality Assessment. August 1991. 57. 1. 130–40. 1920026. 10.1207/s15327752jpa5701_15.
7. Rogers. R. Kropp, PR . Bagby, RM . Dickens, SE . Faking specific disorders: a study of the Structured Interview of Reported Symptoms (SIRS).. Journal of Clinical Psychology. September 1992. 48. 5. 643–8. 1401150 . 10.1002/1097-4679(199209)48:5<643::aid-jclp2270480511>3.0.co;2-2.
8. Bagby. RM. Rogers, R . Buis, T . Malingered and Defensive Response Styles on the MMPI-2: An Examination of Validity Scales. Assessment. March 1994. 1. 1. 31–8. 9463497. 10.1177/1073191194001001005. 24823628.
9. Bagby. RM. Schuller, DR . Levitt, AJ . Joffe, RT . Harkness, KL . Seasonal and non-seasonal depression and the five-factor model of personality.. Journal of Affective Disorders. Jun 5, 1996. 38. 2–3. 89–95. 8791178. 10.1016/0165-0327(95)00097-6.
10. Bagby. RM. Bindseil, KD . Schuller, DR . Rector, NA . Young, LT . Cooke, RG . Seeman, MV . McCay, EA . Joffe, RT . Relationship between the five-factor model of personality and unipolar, bipolar and schizophrenic patients.. Psychiatry Research. May 5, 1997. 70. 2. 83–94. 9194202. 10.1016/s0165-1781(97)03096-5. 11612933.
11. Rector. NA. Hood, K . Richter, MA . Bagby, RM . Obsessive-compulsive disorder and the five-factor model of personality: distinction and overlap with major depressive disorder.. Behaviour Research and Therapy. October 2002. 40. 10. 1205–19. 12375729. 10.1016/s0005-7967(02)00024-4.
12. Rector. NA. Bagby, RM . Huta, V . Ayearst, LE . Examination of the trait facets of the five-factor model in discriminating specific mood and anxiety disorders.. Psychiatry Research. May 15, 2012. 22595418. 10.1016/j.psychres.2012.04.027. 199. 2. 131–9. 5471685.