1. Identify a target behavior that you may want to teach using differential reinforcement. What behavioral dimension(s) would you target? How would you facilitate the occurrence of the new behavior? What contingencies would you introduce as part of your intervention? 2. How do functional behavior assessments inform the development of behavior change programs that rely on differential reinforcement? 3. Explain at least three factors that may affect the effective delivery of differential reinforcement. Illustrate your answer with examples for each of the factors you identified. 4. How can group contingencies and contingency contracting be integrated into a token economy system? 5. Describe a token economy around an area of professional interest to you. How would you select the target behavior(s)? What contingencies would you put in place? How would you establish the tokens are suitable reinforcers?