Click on the following links. Please note these will open in a new window.
Simmons, J. P., Nelson, L. D., & Simonsohn, U. (2011). False-positive psychology: Undisclosed flexibility in data collection and analysis allows presenting anything as significant. Psychological Science, 22(11): 1359–1366. (A very entertaining read that illustrates how easy it is to produce flawed research that appears to be ‘true’, and some of the things you should look out for in order to judge the quality of research.)
(This website provides very useful summaries of mental health research, including studies of treatments for psychological disorders. The summaries are brief and appropriately critical, and are a good way to ‘dip into’ a topic before you turn to look at articles published in scientific journals.)