Don’t recruit graduates on flawed criteria

Flawed analysis, implausible results--move on.

On the Survival of a Flawed Method

Null hypothesis significance testing (NHST) is the researcher's workhorse for making inductive inferences. This method has often been challenged, has occasionally been defended, and has persistently been used through most of the history of scientific psychology. This article reviews both the criticisms of NHST and the arguments brought to its defense. The review shows that the criticisms addres...

Dolphin-Assisted Therapy: More Flawed Data and More Flawed Conclusions

Dolphin-Assisted Therapy (DAT) is an increasingly popular choice of treatment for illness and developmental disabilities by providing participants with the opportunity to swim or interact with live captive dolphins. Two reviews of DAT (Marino and Lilienfeld [1998] and Humphries [2003]) concluded that there is no credible scientific evidence for the effectiveness of this intervention. In this pa...

Flawed trials, flawed analysis: why CBP should avoid rating itself.

The views expressed in this editorial are in part derived from discussion that took place during March, 2006, among the individuals who make up the Technique Consortium. This is an intercollegiate group, consisting of technique department chairs and technique instructors, that meets once a year under the auspices of the Association of Chiropractic Colleges. Despite the benefit provided by the i...

Flawed meta-analysis of a flawed literature: commentary on Versteeg et al.

Should authors review and synthesize results of their own studies in meta-analyses? Properly done, meta-analyses provide independent, quantitative assessments not only of overall effect sizes found in a literature, but of the quality and limitations of contributing studies, and the nature and sources of variations in effect size. Avoidance of bias in this process is considered paramount. The Co...