Hans Eysenck was a British psychologist known for his contributions to the field of personality psychology. Some synonyms for the word "Hans Eysenck" include psychologist, researcher, author, and personality theorist. Eysenck was known for developing the Eysenck Personality Questionnaire (EPQ), which measures personality dimensions of extraversion, neuroticism, and psychoticism. Other synonyms for Eysenck may include scholar, scientist, and academic. Despite controversy surrounding his views on race and intelligence, Eysenck's work on personality psychology has had a lasting impact on the field and remains a topic of study and discussion.