What did Joseph Wiley Luft do for a living?

Joseph Wiley Luft was an American psychologist best known for his work in the field of interpersonal communication and psychology. He is most notably recognized for developing the Johari Window model, a tool designed to enhance self-awareness and improve communication between individuals. The model emphasizes the importance of self-disclosure and feedback in personal and professional relationships. Throughout his career, Luft contributed to various areas of psychology, focusing on group dynamics and interpersonal relations.