Christian End, an expert in sport fan behavior at Xavier University in Cincinatti, Ohio, notes that the environment at major sporting events allows, and even encourages, many behaviors well outside the norm.
"Face painting, at the stadium, is socially acceptable," the psychologist said. "People yell things that they definitely wouldn't be yelling in the boardroom or if their name and home phone number were available."
Many sports fans are subject to "bracket morality," notes Rick Grieve, a psychology professor at Western Kentucky University in Bowling Green. The phrase describes the idea that during a game athletes will do things to win that they wouldn't necessarily do outside of the game.
"I think it's a shared