Do coaching changes work?

Not necessarily, according to comparative season win averages

Updated: May 16, 2014, 12:19 PM ET
By Kevin Pelton | ESPN Insider

James Devaney/GC ImagesWill the Golden State Warriors' hire of Steve Kerr pay off next season?

At the press conference introducing the Detroit Pistons' new head coach, the man behind the decision told reporters about the thorough process that led to the choice. "It took some time, but we feel like we got the right guy for what we're trying to do," he said.