1. Which research design used in the documentary was the most effective in supporting his hypothesis? Least?

2. How could a social scientist investigate this further to address any issues of bias, sampling method/size, generalizability, etc.?

3. What has changed since this documentary to address this problem, and are they helping? What other changes could be made?

4. What other variables (macro and micro) should be studied to address the causes of lifestyle- related health problems like obesity or addition?

5. Which sociological perspective does this documentary best reflect
Which sociological perspective does this documentary best reflect? How would someone from the other perspectives focus on this issue differently?