HAROLD + KUMAR GO TO WHITE CASTLE star Kal Penn is set to add professor to his resume after taking on the chance to be a guest instructor at the University Of Pennsylvania next year (08). The Asian-American actor - real name KALPEN MODI - will teach two undergraduate courses, according to university director GRACE KAO. Penn received a bachelor's degree in sociology with a specialisation in theatre, film and television from the University Of California in Los Angeles, and he is currently pursuing a graduate certificate in international security at Stanford University.