Task: Text Categorization
Input (English): His good luck in deciding to take his first psychology class because it fit his schedule influenced his article on "The Psychology of Chance Encounters and Life Paths. "  He developed a theory of motivation based on the concept of self-efficacy, which in turn feeds into his notion that environment and behavior affect each other, a notion he termed "reciprocal determinism. "  He studied acquisition of self-reinforcement behaviors through observations of models with Walter Mischel, his colleague at Stanford. In another study by this man one type of person worked quietly with a tinker toy set, while another type of person proceeded to pick up a mallet and make comments like "He sure is a tough fella" and "Punch him in the nose" while striking a particular toy. FTP name this founder of social cognitive theory who conducted the notorious "bobo doll" study.
Output (English): Social Science