How To Prove Fairy Tales With An fMRI

fMRIs are powerful devices that can give neuroscientists a lot of insight into how the brain works and how the brain is involved in human behavior. However, the fMRI can easily lead researchers astray when used improperly. In this blog post, I examine a study an exploratory fMRI study that tried to demonstrate an ancient Chinese theory of depression.

Understand Power in Meta-Analysis

Meta-analyses are widely used to summarize and examine treatment effects. However, few researchers examine the relationship between power and meta-analyses. In this post, I discuss power conceptually and mathematically. Then I explain how different models impact power and the problems with under-powered meta-analyses.