Mayim Bialik – IQ 163
This Brainiac who stars in The Big Bang Theory is 41 years old. Can you believe that? She doesn’t just play the role of a smart girl though, she’s actually a neuroscientist and made her debut in 1991 to 1995 when she played in NBC’s own Blossom show. She had an interest in Neuroscience from an early age.
She obtained a B.S. degree in Neuroscience and also minored in Jewish Studied and Hebrew. She finally earned a Ph.D. from UCLA in 2007 in Neuroscience and then moved on to focusing on acting. She has co-written a lot of different books and been in a lot of different TV shows as a supporting actress over the years with a few award nominations.