Douglas B. Samuel

Degree: Ph.D. University of Kentucky, 2009

Research Interests:

My research focuses on the development of dimensional trait models of personality pathology and their application in clinical practice.

Recent Publications:

Samuel, D.B., Connolly, A. J., & Ball, S.A. (2012). Five-Factor Model assessment of DSM-IV personality disorders within a sample of homeless individuals. Assessment, 19, 287-298.

Samuel, D.B. & Gore, W. (2012). Five-factor model representations of obsessivecompulsive and dependent personality disorders. Journal of Personality, 80,1669-1696.

Samuel, D.B., Lynam, D.R., Widiger, T.A., & Ball, S.A. (2012). An expert consensus approach to relating the proposed DSM-5 types and traits. Personality Disorders: Theory, Research, and Treatment, 3, 1-16.

Samuel, D.B., Miller, J.D., Widiger, T.A., Lynam, D.R., Pilkonis, P.A., & Ball, S.A. (2012). Conceptual Changes to the Definition of Borderline Personality Disorder Proposed for DSM-5. Journal of Abnormal Psychology, 121, 467-476.

Samuel, D.B., Riddell, A. D. B., Lynam, D. R., Miller, J. D., & Widiger, T. A. (2012). A five-factor measure of obsessive-compulsive personality traits. Journal of Personality Assessment, 94, 456-465.

Widiger, T. A., Samuel, D.B., Mullins-Sweatt, S. N., Gore, W. L., & Crego, C. M. (2012). Integrating Normal and Abnormal Personality Structure: The Five Factor Model. Oxford Handbook of Personality Disorders (pp. 82-107).

Hopwood, C.J., Morey, L.C., Donnellan, M.B., Samuel, D.B., & Skodol, A.E. (2013). Ten year rank-order stability of personality traits and disorders in a clinical sample. Journal of Personality, 81, 335-344.

Lynam, D. R., Sherman, E., Samuel, D.B., Miller, J. D., Few, L. R., & Widiger, T.A. (2013). Development of a short form of the Elemental Psychopathy Assessment. Assessment20¸659-669.

Samuel, D.B., & Ball, S.A. (2013) The Factor Structure and Concurrent Validity of the Early Maladaptive Schema Questionnaire – Research Version. Cognitive Therapy and Research, 37, 150-159.

Samuel, D.B., Carroll, K.M., Rounsaville, B.J., & Ball, S.A. (2013). Personality disorders as maladaptive, extreme variants of normal personality: Borderline personality disorder and neuroticism in a Substance Using Sample. Journal of Personality Disorders, 27, 625-635.

Samuel, D.B., Hopwood, C. J., Krueger, R. F., Thomas, K. M., Ruggero, C. (2013). Comparing methods for scoring personality disorder types using maladaptive traits in DSM-5. Assessment20, 353-361.

Samuel, D.B., Mullins-Sweatt, S.N., & Widiger, T.A. (2013). An investigation of the factor structure and convergent validity of the five-factor model rating form. Assessment, 20, 24-35.

Samuel, D.B., Sanislow, C.A., Hopwood, C.J., Skodol, A.E., Shea, M.T., Zanarini, M.C., Ansell, E.B., Markowitz, J.C., & Grilo, C.M. (2013). Convergent and Incremental Predictive Validity of Clinician, Self-Report, and Structured Interview Diagnoses for Personality Disorders over Five Years.Journal of Consulting and Clinical Psychology, 81, 650-659.

Samuel, D.B. (2013). Five Factor Model Instruments and their Assessment of Personality Disorder. In T.A. Widiger & P.T. Costa, Jr. (Eds.),Personality Disorders and Five Factor Model of Personality (3rd ed.). Washington DC: American Psychological Association.

Griffin, S. A., & Samuel, D. B. (2014). A Closer Look at the Lower-Order Structure of the Personality Inventory for DSM-5: Comparison with the Five Factor Model. Personality Disorders: Theory, Research, and Treatment, 5, 406-412.

Samuel, D. B., Anez, L. M., Paris, M., & Grilo, C. M. (2014). The frequency of personality disorders and the agreement across different diagnostic methods among monolingual (Spanish-speaking-only) Hispanic patients at a community mental health center. Personality Disorders: Theory, Research, & Treatment, 5, 172-177.

Crego, C.*, Samuel, D. B., Widiger, T.A. (2015). The FFOCI and Other Measures and Models of OCPD. Assessment, 22, 135-151.

Huprich, S. K.*, Paggeot, A. V., & Samuel, D. B. (2015). Comparing the SCID-II and Personality Disorder Interview for DSM-IV (PDI-IV) borderline personality disorder scales: An item-response theory analysis. Journal of Personality Assessment, 97, 13-21.

Maples, J. L., Carter, N. T., Few, L. R., Crego, C., Gore, W. L., Samuel, D. B., Williamson, R. L., Lynam, D. R., Widiger, T. A., Markon, K. E., Krueger, R. F., & Miller, J. D. (2015). Testing whether the DSM-5 personality disorder trait model can be measured with a reduced set of items:  An item response theory investigation of the Personality Inventory for DSM-5. Psychological Assessment, 27, 1195-1210.

Samuel, D. B. (2015). A review of the agreement between clinicians’ personality disorder diagnoses and those from other methods and sources. Clinical Psychology: Science and Practice, 22, 1-19.

Samuel, D. B., South, S. C., & Griffin, S. A. (2015). Factorial invariance of the Five Factor Model Rating Form across gender. Assessment, 22, 6-75.

Suzuki, T., Samuel, D. B., Pahlen, S., Krueger, R. K. (2015). DSM-5 Alternative Personality Disorder Model Traits are Maladaptive Extreme Variants within the Five-Factor Model: An Item-Response Theory Analysis. Journal of Abnormal Psychology, 124, 343-354.

Hill*, K. E., Samuel, D. B., & Foti, D. (2016). Contextualizing individual differences in error monitoring: Links with impulsivity and conscientiousness. Psychophysiology, 53, 1143-1153.

Samuel, D. B. & Bucher, M. A. (2017). Assessing the assessors: The feasibility and validity of clinicians as a source for personality disorder research. Personality Disorders: Theory, Research, & Treatment, 8, p. 104-112.

Smith, T. E. & Samuel, D. B. (2017). A multi-method examination of the links between ADHD and personality disorder. Journal of Personality Disorders, 31, 26-48.

Suzuki, T., Griffin, S. A., & Samuel, D. B. (2017). Capturing the DSM-5 alternative personality disorder model traits in the five-factor model’s nomological net. Journal of Personality, 85, 220-231.

Griffin, S. A., Lynam, D. R., & Samuel, D. B. (2018). Understanding Representations of  Impulsivity in Dimensional Models of Personality Pathology. Personality Disorders: Theory, Research, & Treatment, 9, 333-345.  

Griffin, S. A., Suzuki, T., Lynam, D. R., Crego, C., Widiger, T. A., Miller, J. D., & Samuel, D. B. (2018). Development and examination of the Five Factor Obsessive Compulsive    Inventory – Short Form. Assessment, 25, 56-68.

Hopwood, C. J., Kotov, R., Krueger, R. F., Watson, D., Widiger, T. A., Samuel, D. B., & Zimmerman, J. (2018). The time has come for dimensional personality disorder  diagnosis. Personality and Mental Health, 12, 82-86.   

Krueger, R. F., Kotov, R., Watson, D., Forbes, M. K., Eaton, N. R., Samuel, D. B. & Zimmerman, J. (2018). Progress in achieving quantitative classification of  psychopathology. World Psychiatry, 17, 282-293.

Moorman, E. L. & Samuel, D. B. (2018). Representing schizotypal thinking with dimensional traits: A case for the Five Factor Schizotypal Inventory. Psychological Assessment, 30, 19-30. 

Samuel, D. B. (2018). It is safer to reach for the heavens when standing on solid ground. European Journal of Personality, 35, 579-580.

Samuel, D. B., Bucher, M. A., & Suzuki, T. (2018). A Preliminary Probe of Personality predicting psychotherapy outcomes: Perspectives from therapists and their clients. Psychopathology, 51, 122-129.

Samuel, D. B., Suzuki, T., Bucher, M. A., & Griffin, S. A. (2018). The agreement between clients’ and their therapists ratings of personality disorder traits. Journal of Consulting and Clinical Psychology, 86, 546-555. 


Douglas B. Samuel

Associate Professor, Clinical Psychology

Mailing Address:
Department of Psychological Sciences
Purdue University
703 Third Street
West Lafayette, IN 47907-2081 USA

Campus Address:
Psychological Sciences, Room 1148

Telephone: (765) 494-7559
CV: Doug Samuel.pdf

Psychological Sciences, 703 Third Street, West Lafayette, IN 47907, (765) 494-6061 FAX: (765) 496-1264

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