Long-term potential of young stars

The best- and worst-case scenarios for the "25 Under 25"

Updated: January 23, 2013, 12:52 PM ET
By Neil Paine | Basketball-Reference.com
DurantNoah Graham/NBAE/Getty ImagesKevin Durant, just 24 years old, has the potential to be one of the greatest players ever.

Neil Paine writes for FiveThirtyEight, the data-supported sports, politics and culture site coming soon from ESPN.