Sports Illustrated Sportsperson of the Year: Why Serena Williams was selectedSI managing editor Chris Stone and executive editor Jon Wertheim explain why Serena Williams was named SI's 2015 Sportsperson of the Year.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceSI managing editor Chris Stone and executive editor Jon Wertheim explain why Serena Williams was named SI's 2015 Sportsperson of the Year.Add us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Dec 14, 2015 | Modified Dec 14, 2015SI STAFFShare on FacebookShare on XHome/Tennis