1) What is the question that this study is trying to answer?
2) What prompted the authors to try and address this question?
3) What was the method that they used to investigate the question?
4) Was there any particular reason that they chose this method?
5) Were there any specific ethical issues raised by use of this method?
6) Did participants have any particular characteristics that were relevant to the question?
7) What did the experimenters expect to find?
8) What did they find?
9) In what way do their results add to our knowledge and understanding of the topic area?