Specialized previously investigated the effect of shaving off a beard, and found that it had a negligible effect: http://www.bikeradar.com/us/road/news/article/

Specialized previously investigated the effect of shaving off a beard, and found that it had a negligible effect: http://www.bikeradar.com/us/road/news/article/specialized-test-aerodynamics-of-a-beard-video-41144/ http://www.bikeradar.com/us/road/news/article/specialized-te...