Nina Hartley graduated from San Franisco State University's nursing school magna cum laude.
Juli Ashton has degrees in Spanish and History from Colorado State University. She taught Spanish prior to entering porn.
Lorelei Lee graduated from the San Francisco State University and attended NYU's graduate program for Creative Writing.
Mika Tan holds a Bachelors from San Diego State University in Biochemistry, as well as an Associate/s Psychology.
One college student, Kendra Sunderland, even got in trouble after doing a cam show in the Oregon State University library back in 2014 (this is her in the gif).