Please cite the following source for the 100-item HEXACO-PI-R:

Lee, K., & Ashton, M. C. (2004). The HEXACO Personality Inventory: A new measure of the major dimensions of personality. Multivariate Behavioral Research, 39, 329-358.

Note: This article reports on psychometric properties of most of the facet-level scales of the HEXACO-PI-R. However, one of the Extraversion facets (Expressiveness) was replaced by the Social Self-Esteem facet (see Ashton & Lee, 2009).

Please cite the following source for the 60-item HEXACO-PI-R (a.k.a. HEXACO-60):

Ashton, M. C., & Lee, K. (2009). The HEXACO-60: A short measure of the major dimensions of personality. Journal of Personality Assessment, 91, 340-345.

Listed below are a few other articles that explain the HEXACO model of personality structure:

Lee, K., & Ashton, M. C. (2008). The HEXACO personality factors in the indigenous personality lexicons of English and 11 other languages. Journal of Personality, 76, 1001-1053.

Ashton, M. C., & Lee, K. (2007). Empirical, theoretical, and practical advantages of the HEXACO model of personality structure. Personality and Social Psychology Review, 11, 150-166.

Below is a list of References to the HEXACO model or to the HEXACO-PI-R and its predecessors, organized by research topic.

"Dark Triad" (Psychopathy, Narcissisism, Machiavellianism)

Visser, B. A., Ashton, M. C., & Pozzebon, J. A. (in press). Is low anxiety part of the psychopathy construct? Journal of Personality.

Miller, J. D., Gaughan, E. T., Maples, J., & Price, J. (2011). A comparison of agreeableness scores from the Big Five Inventory and the NEO-PI-R: Consequences for the study of Narcissism and Psychopathy. Assessment, 18, 335-339.

Bresin, K., & Gordon, K. H. (2011). Characterizing pathological narcissism in terms of the HEXACO model of personality. Journal of Psychopathology and Behavioral Assessment, 33, 228-235.

De Vries, R.E. & Van Kampen, D. (2010). The HEXACO and 5DPT models of personality: A comparison and their relationships with psychopathy, egoism, pretentiousness, immorality, and machiavellianism. Journal of Personality Disorders, 24, 244-257.

Miller, J. D., Gaughan, E. T., Pryor, L. R., Kamen, C, & Campbell, W. K. (2009). Is research using the narcissistic personality inventory relevant for understanding narcissistic personality disorder? Journal of Research in Personality, 43, 482-488.

Witt, E. A., Donnellan, M. B., & Blonigen, D. M. (2009). Using existing self-report inventories to measure the psychopathic personality traits of fearless dominance and impulsive antisociality. Journal of Research in Personality, 43, 1006-1016.

De Vries, R.E., De Vries, A., De Hoogh, A.H.B., & Feij, J.A. (2009). More than the Big Five: Egoism and the HEXACO model of personality. European Journal of Personality, 23, 635-654.

de Vries, R. E., Lee, K., & Ashton, M. C. (2008). The Dutch HEXACO Personality Inventory: Psychometric properties, self-other agreement and relations with psychopathy among low and high acquaintanceship dyads. Journal of Personality Assessment, 90, 142-151.

Lee, K., & Ashton, M. C. (2005). Psychopathy, Machiavellianism, and Narcissism in the Five-Factor Model and the HEXACO model of personality structure. Personality and Individual Differences, 38, 1571-1582.

Ashton, M. C., Lee, K., & Son, C. (2000). Honesty as the sixth factor of personality: correlations with Machiavellianism, primary psychopathy, and social adroitness. European Journal of Personality, 14, 359-368.

Personality Disorder Traits (excluding "Dark Triad" traits)

Ashton, M. C., & Lee, K. (in press). Oddity, schizotypy/dissociation, and personality. Journal of Personality.

Winterstein, B. P., Silvia, P. J., Kwapil, T.R., Kaufman, J. C., Reiter-Palmon, R., & Wigert, B. (2011). Brief assessment of Schizotypy: Developing short forms of the Winsconsin Schizotypy Scales. Personality and Individual Differences, 51, 920-924.

Samuel D. B., & Widiger, T. A. (2011). Conscientiousness and obsessive-compulsive personality disorder. Personality Disorders: Theory, Research, and Treatment, 2, 161-174.

Ashton, M. C., Lee, K., Visser, B. A., & Pozzebon, J. A. (2008). Phobic tendency within the Five-Factor and HEXACO models of personality structure. Journal of Research in Personality, 42, 734-746.

Ashton, M. C., & Lee, K. (2005). The lexical approach to the study of personality structure: Toward the identification of cross-culturally replicable dimensions of personality variation Journal of Personality Disorder, 19, 303-308.

Sexual Behavior and Sexual Harassment

Ashton, M. C., & Lee, K. (2008). The prediction of Honesty-Humility-related criteria by the HEXACO and Five-Factor models of personality. Journal of Research in Personality, 42, 1216-1228.

Bourdage, J. S., Lee, K., Ashton, M. C., & Perry, A. (2007). Big Five and HEXACO model personality correlates of sexuality. Personality and Individual Differences, 43, 1506-1516.

Lee, K., Gizzarone, M., & Ashton, M. C. (2003). Personality and the likelihood to sexually harass. Sex Roles, 49, 59-69.

Risk taking and Sensation seeking

Weller, J. A., & Tikir, A. (2011). Predicting domain-specific risk taking with the HEXACO personality structure. Jounral of Behavioral Decision Making, 24, 180-201.

Ashton, M. C., Lee, K., Pozzebon, J. A., Visser, B. A., & Worth, N. C. (2010). Status-driven risk taking and the major dimensions of personality. Journal of Research in Personality, 44, 734-737.

De Vries, R. E., De Vries, A., & Feij, J. A. (2009). Sensation seeking, risk-taking, and the HEXACO model of personality. Personality and Individual Differences, 47, 536-540.

Culp, N. (2006). The relations of two facets of boredom proneness with the major dimensions of personality. Personality and Individual Differences, 41, 999-1007.

Lee, K., Ogunfowora, B., & Ashton, M. C. (2005). Personality traits beyond the Big Five: Are they within the HEXACO space? Journal of Personality, 73, 1437-1463.

Forgivingness

Lee, K., & Ashton, M. C. (in press). Getting mad and getting even: Agreeableness and Honesty-Humility as predictors of revenge intentions. Personality and Individual Differences.

Sheppard, K. E., & Boon, S. D. (2012). Predicting appraisals of romantic revenge: The roles of honesty-humility, agreeableness, and vengefulness. Personality and Individual Differences, 52, 128-132.

Carmody P. & Gordon, K. (2011). Offender variables: Unique predictors of benevolence, avoidance, and revenge? Personality and Individual Differences, 50, 1012-1017.

Shepherd, S., & Belicki, K. (2008). Trait forgiveness and traitedness within the HEXACO model of personality. Personality and Individual Differences, 45, 389-394.

Delinquency, Unethical Decisions, Workplace Counterproductivity

Hershfield, H. E., Cohen, T. R., & Thompson, L. (in press). Short horizons and tempting situations: Lack of continuity to our future selves leads to unethical decision making and behavior. Organizational Behavior and Human Decision Processes.

Dunlop, P. D., Morrison, D. L., Koenig, J., & Silcox, B. (in press). Comparing the Eysenck and HEXACO model of personality in the prediction of adult delinquency. European Journal of Personality.

O'Neill, T. A., Lewis, R. J., & Carswell, J. J. (2011). Employee personality, justice perceptions, and the prediction of workplace deviance. Personality and Individual Differences, 51, 595-600.

Oh, I-S., Lee, K., Ashton, M. C., & Reinout, R. E. (2011). Are dishonest extraverts more harmful than dishonest introverts? The interaction effects of honesty-humility and extraversion in predicting workplace deviance.  Applied Psychology: An International Review, 60, 496-516.

Zettler, I., & Hilbig, B. E. (2010). Honesty-Humility and a person-situation interaction at work. European Journal of Personality, 24, 569-582.

Perugini, M., & Leone, L. (2009). Implicit self-concept and moral action. Journal of Research in Personality, 43, 747-754.

Lee, K., Ashton, M. C., Morrison, D. L., Cordery, D., & Dunlop, P. D. (2008). Predicting integrity with the HEXACO personality model: Use of self- and observer reports. Journal of Occupational and Organizational Psychology, 81, 147-167.

Ashton, M. C., & Lee, K. (2008). The HEXACO model of personality structure and the importance of the H factor. Social and Personality Psychology Compass, 2, 1952-1962.

Ashton, M. C., & Lee, K. (2008). The prediction of Honesty-Humility-related criteria by the HEXACO and Five-Factor models of personality. Journal of Research in Personality, 42, 1216-1228.

Marcus, B., Lee, K., & Ashton, M. C. (2007). Personality dimensions explaining relationships between integrity tests and counterproductive behavior: Big Five, or one in addition? Personnel Psychology, 60, 1-34.

Lee, K., Ashton, M. C., & Shin, K.-H. (2005). Personality correlates of workplace anti-social behavior. Applied Psychology: An International Review, 54, 81-98.

Lee, K., Ashton, M. C., & de Vries, R. E. (2005). Explaining workplace delinquency and integrity with the HEXACO and Five-Factor Models of personality structure. Human Performance, 18, 179-197.

Worplace Impression Management, and Organizational Politics

Blickle, G., Diekmann, C. Schneider, P. B. Kalthöfer, Y., & Summers, J. K. (in press). When Modesty Wins: Impression Management through Modesty, Political Skill, and Career Success: A Two-Study Investigation. European Journal of Work and Organizational Psychology.

Bourdage, J. S., Lee, K., Lee, J-H., & Shin, K-H. (in press). Motives for organizational citizenship behavior: Personality correlates and co-worker ratings of OCB. Human Performance.

Meurs, J. A., Perrewe, P. L., & Ferris, G. R. (2011). Political Skill as moderator of the trait sincerity-task performance relationship: A socioanalytic, narrow trait perspective. Human Performance, 24, 119-134.

Zettler, I., & Hilbig, B. E. (2010). Honesty-Humility and a person-situation interaction at work. European Journal of Personality, 24, 569-582.

Economic Behaviour

Perugini, M., Tan, J. H. W., & Zizzo, D .J. (in press). Which is the More Predictable Gender? Public Good Contribution and Personality. Economic Issues.

Hilbig, B. E., Zettler, I., & Heydasch, T. (in press). Personality, punishment, and public-goods: Strategic shifts towards cooperation as a matter of dispositional Honesty-Humility. European Journal of Personality.

Hilbig, B. E., & Zettler, I. (2009). Pillars of cooperation: Honesty-Humility, social value orientations, and economic behavior. Journal of Research in Personality, 43, 516-519. 

Cognitive Ability and Academic Achievement

de Vries, A., de Vries, R. E., & Born, M. P. (2011). Broad versus narrow traits: Conscientiousness and Honesty-Humility as predictors of academic criteria. European Journal of Personality, 25, 336-348.

Noftle, E. E., & Robins, R. W. (2007). Personality predictors of academic outcomes: Big Five correlates of GPA and SAT scores. Journal of Personality and Social Psychology, 93, 116-130.

Psychometric Properties of HEXACO-PI(-R) (* previous versions of HEXACO-PI)

Hopwood, C. J., & Donnellan, M. B. (2010). How should the internal consistency of personality inventories be evaluated? Personality and Social Psychology Review, 14, 332-346.

Ashton, M. C., & Lee, K. (2009). The HEXACO-60: A short measure of the major dimensions of personality. Journal of Personality Assessment, 91, 340-345.*

de Vries, R. E., Ashton, M. C., & Lee, K. (2009). The six most important personality dimensions and the HEXACO Personlaity Inventory. Gedrag & Organisatie, 22, 232-274. (In Dutch)

de Vries, R.E., Lee, K., & Ashton, M. C. (2008). The Dutch HEXACO Personality Inventory: Psychometric properties, self-other agreement, and relations with psychopathy among low and high acquaintanceship dyads. Journal of Personality Assessment, 90, 142-151.

Lee, K., & Ashton, M. C. (2006). Further assessment of the HEXACO Personality Inventory: Two new facet scales and an observer report form. Psychological Assessment, 18, 182-191.*

Boies, K., Yoo, T.-Y., Ebacher, A., Lee, K., & Ashton, M. C. (2004). Psychometric properties of the French and Korean versions of the HEXACO Personality Inventory. Educational and Psychological Measurement, 64, 992-1006.*

Lee, K., & Ashton, M. C. (2004). The HEXACO Personality Inventory: A new measure of the major dimensions of personality. Multivariate Behavioral Research, 39, 329-358.*

Values, Political Attitudes, and Religiosity

Leone, L., Chirumbolo, A., & Desimoni, M. (in press). The impact of the HEXACO personality model in predicting socio-political attitudes: The moderating role of interest in politics. Personality and Individual Differences.

Zettler, I., & Hilbig, B. E., & Haubrich, J. (2011). Altruism at the ballots: Predicting political attitudes and behavior. Journal of Research in Personality, 45, 130-133.

Chirumbolo, A., & Leone, L. (2010). Personality and politics: The role of the HEXACO model of personality in predicting ideology and voting. Personality and Individual Differences, 49, 43-48.

Sibley, C. G., Harding, J. F., Perry, R., Asbrock, F., & Duckitt, J. (2010). Personality and prejudice: Extension of the HEXACO personality model. European Journal of Personality, 24, 515-534.

Lee, K., Ashton, M. C., Ogunfowora, B., Bourdage, J. S., & Shin, K.-H. (2010). The personality bases of socio-political attitudes: The role of Honesty-Humility and Openness to Experience. Journal of Research in Personality, 44. 115-119.

Zettler, I., & Hilbig, B. E. (2010). Attitudes of the selfless: Explaining political orientation with altruism. Personality and Individual Differences, 48, 338-342.

Lee, K., Ashton, M. C., Pozzebon, J. A., Visser, B. A., Bourdage, J. S., & Ogunfowora, B. (2009). Similarity and assumed similarity in personality reports of well-acquainted persons. Journal of Personality and Social Psychology, 96, 460-472.

Pozzebon, J. A. & Ashton, M. C. (2009). Personality and values as predictors of self- and peer reported behavior. Journal of Individual Differences, 30, 122-129.

Saroglou, V., Pichon, I., Trompette, L., Verschueren, M., & Dernelle, R. (2005). Prosocial behavior and religion: New evidence based on projective measures and peer ratings. Journal for the Scientific Study of Religion, 44, 323-348.

Self and Observer Reports

Ashton, M. C., & Lee, K. (2010). Joint factor structure of self-reports and observer reports on the HEXACO Personality Inventory-Revised. European Journal of Personality, 24, 278-289..

de Vries, R. E. (2010). Lots of target variance: An update of SRM using the HEXACO Personality Inventory. European Journal of Personalty, 24, 169-188.

Lee, K., Ashton, M. C., Pozzebon, J. A., Visser, B. A., Bourdage, J. S., & Ogunfowora, B. (2009). Similarity and assumed similarity in personality reports of well-acquainted persons. Journal of Personality and Social Psychology, 96, 460-472.

de Vries, R. E., Lee, K., & Ashton, M. C. (2008). The Dutch HEXACO Personality Inventory: Psychometric properties, self-other agreement and relations with psychopathy among low and high acquaintanceship dyads. Journal of Personality Assessment, 90, 142-151.

Lee, K., & Ashton, M. C. (2006). Further assessment of the HEXACO Personality Inventory: Two new facet scales and an observer report form. Psychological Assessment, 18, 182-191.

Higher-Order Personality Factors and Personality Types

de Vries, R. E. (2011). No evidence for a general factor of personality in the HEXACO Personality Inventory. Journal of Research in Personality, 45, 229-232.

Ashton, M. C., Lee, K., Goldberg, L. R., & de Vries, R. E. (2009). Higher-order factors of personality: Do they exist? Personality and Social Psychology Review, 13, 79-91.

Ashton, M. C., & Lee, K. (2009). An investigation of personality types within the HEXACO personality framework. Journal of Individual Differences, 30, 181-187.

Predictive Validity of HEXACO and Big Five or Five-Factor Model

Thalmayer, A. G., Saucier, G., & Eigenhuis, A. (2011). Comparative validity of brief to medium-length big five and big six personality questionnaires. Psychological Assessment, 23, 995-1009.

Lee, K., Ashton, M. C., Morrison, D. L., Cordery, D., & Dunlop, P. D. (2008). Predicting integrity with the HEXACO personality model: Use of self- and observer reports. Journal of Occupational and Organizational Psychology, 81, 147-167.

Ashton, M. C., Lee, K., Visser, B. A., & Pozzebon, J. A. (2008). Phobic tendency within the Five-Factor and HEXACO models of personality structure. Journal of Research in Personality, 42, 734-746.

Ashton, M. C., & Lee, K. (2008). The prediction of Honesty-Humility-related criteria by the HEXACO and Five-Factor models of personality. Journal of Research in Personality, 42, 1216-1228.

Ashton, M. C., & Lee, K. (2007). Empirical, theoretical, and practical advantages of the HEXACO model of personality structure. Personality and Social Psychology Review, 11, 150-166.

Bourdage, J. S., Lee, K., Ashton, M. C., & Perry, A. (2007). Big Five and HEXACO model personality correlates of sexuality. Personality and Individual Differences, 43, 1506-1516.

Marcus, B., Lee, K., & Ashton, M. C. (2007). Personality dimensions explaining relationships between integrity tests and counterproductive behavior: Big Five, or one in addition? Personnel Psychology, 60, 1-34.

Lee, K., & Ashton, M. C. (2005). Psychopathy, Machiavellianism, and Narcissism in the Five-Factor Model and the HEXACO model of personality structure. Personality and Individual Differences, 38, 1571-1582.

Lee, K., Ashton, M. C., & de Vries, R. E. (2005). Explaining workplace delinquency and integrity with the HEXACO and Five-Factor Models of personality structure. Human Performance, 18, 179-197.

Ashton, M. C., & Lee, K. (2005). Honesty-Humility, the Big Five, and the Five-Factor Model. Journal of Personality, 73, 1321-1353.

Lee, K., Ogunfowora, B., & Ashton, M. C. (2005). Personality traits beyond the Big Five: Are they within the HEXACO space? Journal of Personality, 73, 1437-1463.

Lexical Studies of Personality Structure

Ashton, M. C., & Lee, K. (2010). On the cross-language replicability of personality factors. Journal of Reserch of Personality, 44, 436-441.

Lee, K., & Ashton, M. C. (2009). Re-analysis of the structure of the Greek personality lexicon. Journal of Cross-Cultural Psychology, 40, 693-700.

Lee, K., & Ashton, M. C. (2008). The HEXACO personality factors in the indigenous personality lexicons of English and 11 other languages. Journal of Personality, 76, 1001-1053.

Wasti, S. A., Lee, K., Ashton, M. C., & Somer, O. (2008). The Turkish personality lexicon and the HEXACO model of personality. Journal of Cross-Cultural Psychology, 39, 665-684.

Ashton, M. C., Lee, K., Marcus, B., & de Vries, R. E. (2007). German lexical personality factors: Relations with the HEXACO model. European Journal of Personality, 21, 23-43.

Szarota, P., Ashton, M. C., & Lee, K. (2007). Taxonomy and structure of the Polish personality lexicon. European Journal of Personality, 21, 823-852.

Ashton, M. C., Lee, K., de Vries, R. E., Perugini, M., Gnisci, A., & Sergi, I. (2006). The HEXACO model of personality structure and indigenous lexical personality dimensions in Italian, Dutch, and English. Journal of Research in Personality, 40, 851-875.

Ashton, M. C., Lee, K., Perugini, M., Szarota, P., De Vries, R. E., Di Blas, L., Boies, K., & De Raad, B. (2004). A six-factor structure of personality-descriptive adjectives: Solutions from psycholexical studies in seven languages. Journal of Personality and Social Psychology, 86, 356-366.

Ashton, M. C., Lee, K., & Goldberg, L. R. (2004). A hierarchical analysis of 1,710 English personality-descriptive adjectives. Journal of Personality and Social Psychology, 87, 707-721.

Ashton, M. C., & Lee, K. (2002). Six independent factors of personality variation: a response to Saucier. European Journal of Personality, 16, 63-75.

Boies, K., Lee, K., Ashton, M. C., Pascal, S., & Nicol, A. A. M. (2001). The structure of the French personality lexicon. European Journal of Personality, 15, 277-295.

Ashton, M. C., & Lee, K. (2001). A theoretical basis for the major dimensions of personality. European Journal of Personality, 15, 327-353.

Hahn, D.-W., Lee, K., & Ashton, M. C. (1999). A factor analysis of familiar Korean personality adjectives. European Journal of Personality, 13, 261-282.

Other Topics

Brown, R. A. (in press). Music preferences and personality among Japanese university students. International Journal of Psychology.

Bocchiaro, P., Zimbardo, P. G., & Van Lange, P. A. M. (in press). To defy or not to defy: An experimental study of the dynamics of disobedience and whistle-blowing. Social Influence.

Maltby, J., Wood, A. M., Day, L., & Pinto, D. (in press). The position of authenticity within extant models of personality. Personality and Individual Differences.

Dunlop, P. D., Telford, A., & Morrison, D. L. (in press). Not too little, but not too much: The perceived desirability of responses to personality items. Journal of Research in Personality.

Schmidt, J. A., Ogunfowora, B, & Bourdage, J.S. (in press). No person in an island: The effects of group characterstics on individual trait expression. Journal of Organizational Behavior.

Stairs, A. M., Smith, G. T., Zapolski, T. C. B., Combs, J. L., & Setttles, R. E. (in press). Clarifying the construct of perfectionism. Assessment.

Markowitz, E. M., Goldberg, L. R., Ashton, M. C. & Lee, K. (in press). Profiling the ‘pro-environmental individual’: A personality perspective. Journal of Personality.

De Vries, R. E., Bakker-Pieper, A., Konings, F. E., & Schouten, B. (in press). The Communication Styles Inventory (CSI): A six-dimensional model of communication styles and its relation with personality. Communication Research.

Van Kampen, D. (2012). The 5-Dimensional Personality Test (5DPT): Relationships with two lexically based instruments and the validataion of the absorption scale. Journal of Personality Assessment, 94, 92-101.

LaBouff, J. P., Rowatt, W. C., Johnson, M. K., Tsang, J., & Willerton, G. M. (2012). Humble persons are more helpful than less humble persons: Evidence from three studies. The Journal of Positive Psychology, 7, 16-29.

Book, A. S., Volk, A. A., & Hosker, A. (2012). Adolescent bullying and personality: An adaptive approach. Personality and Individual Differences, 52, 218-223.

Grieve, R. (2011). Mirror Mirror: The role of self-monitoring and sincerity in emotional manipulation. Personality and Individual Differences, 51, 981-985.

Clemmons, A. B., & Fields, D. (2011). Values as determinants of the motivation to lead. Military Psychology, 23, 587-600.

Davis, D. E., Hook, J. N., Worthington, E. L. Jr., Van Tongeren, V., Gartner, A. L., Jennings, D. J., II, Emmons, R. A. (2011). Relating humility: Conceptualizing and measuring humility as a personality judgment. Journal of Personality Assessment, 93, 225-234.

Silvia, P. J., Kaufman, J. C., Reiter-Palmon, R., & Wigert, B. (2011). Cantakerous creativity: Honesty-Humility, Agreeableness, and the HEXACO structure of creative achievement. Personality and Individual Differences, 51, 687-689.

Sibley, C. G. (2011). The BIAS-Treatment Scale (BIAS-TS): A measure of the subjective experience of active and passive harm and faciliation. Journal of Personality Assessment, 93, 300-315.

Grieve, R., & de Groot, H. T. (2011). Does online psychological test administration faciliate faking? Computers in Human Behavior, 27, 2386-2391.

Cohen, T. R., Wolf, S. T., Panter, A. T., & Insko, C. A. (2011). Introducing the GASP scale: A new measure of guilt and shame proneness. Journal of Personality and Social Psychology, 100, 947-966.

Johnson, M. K., Rowatt, W. C., & Perrini, L. (2011). A new trait on the market: Honesty-Humility as a unique predictor of job performance ratings. Personality and Individual differences, 50, 857-862.

Zettler, I., Friedrich, N., & Hilbig, B. E. (2011). Dissecting work commitment: The role of Machiavellianism. Career Development International, 16, 20-35.

Gnisci, A., Perugini, M., Pedone, R., & Di Conza, A. (2011). Construct validation of the Use, Abuse and Dependence on the Internet Inventory. Computers in Human Behavior, 27, 240-247.

Pozzebon, J. A., Visser, B. A., Ashton, M. C., Lee, K. & Goldberg, L. R. (2010). Psychometric characteristics of a public-domain self-report measure of vocational interests: The Oregon Vocational Interest Scales. Journal of Personality Assessment, 92, 168-174.

Ogunfowora, B., Bourdage, J., & Lee, K. (2010). Rater personality and performance dimension weighting in making overall performance judgments. Journal of Business and Psychology, 25, 465-476.

Veselka, L. Petrides, K. V., Schermer, J. A., Cherkas, L. F., Spector, T. D., & Vernon, P. A. (2010). Phenotypic and genetic relations between the HEXACO dimensions and trait emotional intelligence. Twin Research and Human Genetics, 13, 66-71.

Wood, A. M., Linley, P., Maltby, J., Baliousis, M., & Joseph, S. (2008). The authentic personality: A theoretical and empirical conceptualization and the development of the authenticity scale. Journal of Counseling Psychology, 55,
385–399.

Ogunfowora, B., & Drapeau, M. (2008). A study on the relationship between personality traits and theoretical orientation preferences. Counselling and Psychotherapy Research, 8, 151-159.

Ogunfowora, B., & Drapeau, M. (2008). Comparing counselling and clinical psychology practitioners: Similarities and differences on theoretical orientations revisited. International Journal for the Advancement of Counselling, 30, 93-103.

Perugini, M., & Richetin, J. (2007). In the land of the blind, the one-eyed man is king. European Journal of Personality, 21, 977-981.

De Vries, R.E. (2008). What are we measuring? Convergence of leadership with interpersonal and non-interpersonal personality. Leadership, 4, 403-417.

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