Albert Bandura is a renowned psychologist best known for his work on social learning theory, which emphasizes the role of observational learning, imitation, and modeling in human behavior. His concepts of self-efficacy and reciprocal determinism have significant implications for understanding self-concept, motivation, stress management, and goal-setting in adolescents. Bandura's work highlights how individuals learn from one another and how their beliefs about their abilities can shape their engagement and success in various aspects of life.