Alcohol sharpens the mind, research finds

The paper:

Jarosz, A. F., Colflesh, G. J. H., & Wiley, J. (2012). Uncorking the muse: Alcohol intoxication facilitates creative problem solving. Consciousness & Cognition. doi:10.1016/j.concog.2012.01.002

http://litd.psch.uic.edu/personal/jwiley/drunk.pdf

"Sharpens" is not the right word for this. Perhaps "relaxes"? They're talking about a benefit of reduced focus.