With more than two decades of hits and pop-culture domination under her belt, Madonna is still going at 54, out with a new album and currently on a world tour. The megastar also performed at this year's Super Bowl XLVI halftime show in Indianapolis, Indiana (pictured). But, is she still dominating? Globe critic James Reed argues that the Material Girl is more follower than leader these days.
Take look back at Madonna through the years.