On Saturday, retired NBA superstar Shaquille O'Neal will receive a doctoral degree in education from Barry University in Miami Shores, Fla.

Shaq spent four years working towards his Ed.D. and will finish with a solid 3.8 GPA. He presented his doctoral dissertation, titled "How Leaders Utilize Humor or Seriousness in Leadership Roles," two weeks ago.

"This is for my mother, who always stressed the importance of education," O'Neal said in a news release from the university. "I am proud to have achieved a doctoral degree and wish to thank my professors and Barry University for helping make this dream a reality."

As an undergrad, Shaq Diesel majored in general studies at Louisiana State University.

Are you curious what other celebrities majored in when they were in college?

We've got a list of what 45 other celebs studied for you right here:

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  • Will Ferrell - Sports Broadcasting

  • Jon Stewart - Psychology

  • Kanye West - English

  • Matt Damon - English

  • Emma Watson - Literature

  • Maggie Gyllenhaal - Literature/Eastern Religion

  • Jake Gyllenhaal - Eastern Religion/Philosophy

  • Jennifer Garner - Chemistry

  • Lady Gaga - Performance Art

  • Conan O'Brien - U.S. History

  • Jay Leno - Speech Therapy

  • Natalie Portman - Psychology

  • Prince William - Geography

  • Tim Allen - Communications

  • Brad Pitt - Journalism

  • Hugh Laurie - Archeology And Anthropology

  • Ashley Olsen - Psychology

  • Mary Kate Olsen - Cuisine

  • Ricky Gervais - Philosophy

  • Reese Witherspoon - English Literature

  • Kate Beckinsale - French/Russian Literature

  • Halle Berry - Broadcast Journalism

  • Sean Penn - Auto Mechanics

  • Ron Jeremy - Special Education

  • Art Garfunkel - Art History

  • Brian May - Astrophysics

  • Tina Fey - Drama

  • Steve Martin - Philosophy

  • Denzel Washington - Drama and Journalism

  • J.K. Rowling - French and Classics

  • Mick Jagger - Business

  • Tiger Woods - Economics

  • Hugh Hefner - Psychology

  • David Letterman - Telecommunications/Broadcasting

  • Russell Simmons - Sociology

  • Oprah Winfrey - Speech & Drama

  • Spike Lee - Mass Communication

  • Diddy (Or Whatever He Goes By These Days) - Business Administration

  • Jerry Bruckheimer - Psychology

  • Steven Spielberg - Film and Electronic Arts

  • Tom Hanks - Theater

  • Howard Stern - Communications

  • Ben Stiller - Film

  • Adam Sandler - Fine Arts

  • George Clooney - Broadcast Journalism