Psy News

August 24, 2010

Pre-Teaching Interventions to Maximize Learning

What should trainers and instructors do before starting their courses that will maximize learning for students?... Mesmer-Magnus, J., & Viswesvaran, C. (2010) The role of pre-training interventions in learning: A meta-analysis and integrative review. Human Resource Management Review, 20(4), 261-282. DOI: 10.1016/j.hrmr.2010.05.001  The role of pre-training interventions in

19 Vote(s)

June 24, 2010

A Meta-Analysis of Dyslexia Brain Imaging Studies

Accessibility: AdvancedfMRI experiments, with their small sample sizes, can easily fall victim to variability within the subject pool. This is especially true for patient studies. So it's nice to step back and look at the big picture once in a...[[ This is a content summary only. Visit my website for full links, other content, and more! ]]... Richlan, F., Kronbichler, M., & Wimmer, H.

8 Vote(s)

June 10, 2010

Everybody Expects the Placebo Inquisition

An unexpected gem from last year's Journal of the American Psychoanalytic Association: Mind over medicine.Surprisingly, it has nothing to do with psychoanalysis. Rutherford and colleagues performed a meta-analysis of lots of clinical trials of antidepressants. Neuroskeptic readers will be all too familiar with these. But they did an interesting thing with the data: they compared the benefits of a

16 Vote(s)

June 9, 2010

The Lies That Data Tell

Without a clear rationale for doing so, statistical significance testing on sample-level statistics can mislead and confuse. Schmidt (2010) provides a clear explanation of how to avoid this problem through psychometric meta-analysis.... Schmidt, F. (2010) Detecting and correcting the lies that data tell. Perspectives on Psychological Science, 233-242. DOI: 10.1177/1745691610369339&n

13 Vote(s)

March 4, 2010

Antidepressants: How Well Do They Work?

A newly published meta-analysis has reignited debate about the effectiveness of antidepressants for mild to moderate depression.

6 Vote(s)

Violent video games: small causal link with aggression

A new study just published in Psychological Bulletin has reviewed studies on the effects of violent video games and concludes that they cause a small but reliable increase in aggressive behaviour and anti-social thinking.The study, led by psychologist Craig Anderson, is a type of meta-analysis which attempts to mathematically aggregate the results of past studies to see what the overall effect is

8 Vote(s)

February 9, 2010

Can Memory Be Improved? A Meta-Analysis Suggests It Does

A meta-analysis published in the current issue of Psychotherapy and Psychosomatics by Swiss investigators B. Metternich and associates indicates the effectiveness of non pharmacological interventions on memory complaints. Subjective memory complaints (SMC) in the absence of psychiatric or neurological disorders are common among older adults...

8 Vote(s)

January 30, 2010

The rise and fall of antidepressants

Newsweek has an excellent article that charts the rise and fall of antidepressants from their status as a wonder drug that made people 'better than well' to the recent evidence that suggests for many people, they're not much better than placebo.The piece particularly follows the work of psychologist Irving Kirsch who was the first to conduct a meta-analysis of the effects of anti-depressants back

13 Vote(s)

January 7, 2010

Internet Use Has No Negative Influence on Well-being

Filed under: Psychology Articles — Tags: , , , , — admin @ 1:00 pm
A recent meta-analysis examined the relationship between various Internet uses and well being. The studies published until know is mostly about the discussion whether using Internet for communication with e-mail replaces other forms of communication such as using the phone, chat or face to face contact. Contact through e-mail, facebook, twitter and such replaces real [...]Related posts:Internet C

20 Vote(s)

January 6, 2010

Do You Have Mild, Moderate, or Severe Depression? Here, Take This Placebo, er, Antidepressant

Yet another meta-analysis with the same damn result -- antidepressants for most cases of depression are placebos. This is in a paper with authors including Jay Amsterdam, Richard Shelton, and Jan Fawcett, who are not exactly cut from the Peter Breggin mold. This was based on six studies which compared antidepressant to placebo in patients who had a wide range of depression severity. Key results:

16 Vote(s)
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