Sterlin Mosley, PhD, is a professor of human relations at the University of Oklahoma where he teaches classes on personality psychology, social change, cultural awareness and media. Mosley is a certified Enneagram Coach and Teacher and is scholar in the fields of empathy, narcissism and personality psychology. Mosley has developed and facilitated numerous undergraduate and graduate courses, professional workshops, trainings and lectures on the topics of personality, empathy, culture, gender and communication. He lives in Norman, Oklahoma.