Group dynamics can be a highly counterintuitive process. Take this experiment from Berkeley's Haas School of Business documented in Christopher Chabris and Daniel Simons' wonderful book, The Invisible Gorilla. Four total strangers were asked to solve math questions from the GMAT. For 94 Percent of the problems, the final answers depended not on the wisdom of Sherlock Holmes, or comparing and contrasting each other's estimates, but on who spoke first.
Affection trumped ability. Confidence over calculation.
The point of this psychological introduction is that group dynamics in hockey can seem equally counterintuitive. Just replace confidence with chemistry, and corsi with calculation.