Negative Effects


Barlow, David H. (2010) Negative effects from psychological treatments: A perspective. American Psychologist 65 (1) 13-20


Of course, randomized controlled trials designed to show a positive effect that actually show a negative effect, as opposed to no effect, are likely to be few and far between.

We also have the beginning of some evidence that some interventions might be harmful, as indicated by the deterioration in functioning and/or the dashed hopes and expectations that often come with failed efforts.  Most therapists would agree that it is crucial to be concerned about and sensitive to harmful effects, however small.

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Dimidjian, Sona and Hollon, Steven D. (2010) How would we know if psychotherapy were harmful? American Psychologist 65 (1) , 21-23

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Castonguay, Louis G., Boswell, James F., Constantino, Michael J., Goldfried, Marvin R., Hill, Clara E. (2010). Training implications of harmful effects of psychological treatments. American Psychologist, 65(1) 34-49.

Visit abstract at APA PsycNet