| Guidepost 1: What purposes do theories serve? |
| Guidepost 2: What are three basic theoretical issues on which developmental scientists differ? |
| Guidepost 3: What are five theoretical perspectives on human development, and what are some theories representative of each? |
| Guidepost 4: How do developmental scientists study people, and what are some advantages and disadvantages of each research method? |
| Guidepost 5: What ethical problems may arise in research on humans? |
