Frank Portman (better known by the stage name Dr. Frank) is an American musician, singer, guitarist, and author. He is best known as the singer, guitarist, and primary songwriter of the Berkeley, California punk rock band The Mr. T Experience. He has recorded and performed with the band since their formation in 1985 and has remained the only original member through multiple lineup changes. He has also recorded and performed as a solo artist. He recently became an author, writing the young adult novel King Dork which was published in 2006.