Samuel, D. ., Riddell, A. ., Lynam, D. ., Miller, J. ., & Widiger, T. . A five-factor measure of obsessive-compulsive personality traits. Journal of Personality Assessment, 94(5), 456-65. https://doi.org/10.1080/00223891.2012.677885 (Original work published 2012)

Samuel, D. ., Edmundson, M. ., & Widiger, T. . (2011). Five factor model prototype matching scores: convergence within alternative methods. Journal of Personality Disorders, 25(5), 571-85. https://doi.org/10.1521/pedi.2011.25.5.571

Samuel, D. ., & Widiger, T. . (2011). Conscientiousness and obsessive-compulsive personality disorder. Personality Disorders, 2(3), 161-74. https://doi.org/10.1037/a0021216

Samuel, D. ., Lynam, D. ., Widiger, T. ., & Ball, S. . (2012). An expert consensus approach to relating the proposed DSM-5 types and traits. Personality Disorders, 3(1), 1-16. https://doi.org/10.1037/a0023787

Samuel, D. ., Miller, J. ., Widiger, T. ., Lynam, D. ., Pilkonis, P. ., & Ball, S. . (2012). Conceptual changes to the definition of borderline personality disorder proposed for DSM-5. Journal of Abnormal Psychology, 121(2), 467-76. https://doi.org/10.1037/a0025285

Samuel, D. ., & Widiger, T. . (2008). A meta-analytic review of the relationships between the five-factor model and DSM-IV-TR personality disorders: a facet level analysis. Clinical Psychology Review, 28(8), 1326-42. https://doi.org/10.1016/j.cpr.2008.07.002

Samuel, D. ., & Widiger, T. . (2010). A comparison of obsessive-compulsive personality disorder scales. Journal of Personality Assessment, 92(3), 232-40. https://doi.org/10.1080/00223891003670182

Samuel, D. ., Simms, L. ., Clark, L. ., Livesley, W. ., & Widiger, T. . (2010). An item response theory integration of normal and abnormal personality scales. Personality Disorders, 1(1), 5-21. https://doi.org/10.1037/a0018136