Editor's Selections: Psychedelic Drugs, Narcissism, Cephalopods, and Friendship

Here are my Research Blogging Editor's Selections for this week:

More like this

One theory about antidepressants is that they relieve depression by encouraging neurogenesis -- the creation of new neurons. Neuroskeptic reviews a study that argues against this idea.
Neuroskeptic offers an elegant unpeeling of a study seeming specifically designed to find a marketing-friendly distinction for a drug -- Abilify -- otherwise undisting
Neuroskeptic ponders the growing evidence that antidepressants significantly best placebo only in the more (or most) depressed patients. His take is that:
Over at SEEDMAGAZINE.COM, my column discusses the recent flurry of blog posts and media reporting on the placebo effect. Here's a snippet: