Psychological tests by the author of “Paul T. Costa Jr.”

This instrument provides a structured self-report assessment of broad personality traits based on the five-factor model. The Big Five Factor Markers (BFFM-100) is intende...

This measure is intended to screen for personality features characterized by rigidity, perfectionism, and overcontrol, as assessed by the Anankastic Traits Test. It is ty...

This measure evaluates an individual’s dispositional orientation toward interpersonal communication, with attention to perceived goals, values, and preferred approaches t...

The INL-2 Questionnaire is a brief self-report measure used to describe work-related orientation and preferred role functioning (e.g., emphasis on directing/organizing ve...

This instrument is designed to clarify how a manager communicates with team members in day-to-day business interactions. The Managerial Business Communication Style Self-...

This self-report measure is designed to assess an individual’s capacity to recognize and integrate opposing or conflicting tendencies in their behavior and role-related d...

This brief self-report measure is designed to support rapid screening of broad personality characteristics. Fundamental Personality Traits is intended to yield a concise ...