Danica Mae McKellar (born January 3, 1975) is an American actress, mathematics writer, and education advocate. She played Kevin Arnold's on-off girlfriend Winnie Cooper in the television series The Wonder Years, and later wrote five non-fiction books: Math Doesn't Suck, Kiss My Math, Hot X: Algebra Exposed, Girls Get Curves: Geometry Takes Shape, which encourage middle-school and high-school girls to have confidence and succeed in mathematics, and Goodnight, numbers. From 2010-2012 and 2018–present, McKellar voiced Miss Martian in the animated superhero series Young Justice. In 2015 Mckellar was cast in the Netflix original series Project Mc2.
- Teen Titans (Alternate Season 2) - Miss Marvel / M'gann M'orzz