Mayim Bialik got her start on the adorable TV show "Blossom," which aired from 1991 to 1995.
Since her days in that leading role, she's graduated with a PhD in neuroscience from UCLA, written three books (one that hit shelves May 2017), and is currently starring on the hit CBS show "The Big Bang Theory" as Dr. Amy Farrah Fowler. She has even snagged a Critic's Choice Award and four Emmy nominations for that role.