Everybody has to start somewhere.

It could be with a major in math, home economics, accounting, English, history, business, drama, engineering, psychology, biology or something else.

Undergraduate majors completed by some notable people include:

Cynthia Baldwin: former Pennsylvania Supreme Court justice; English, Penn State University.

Esther Bush: president and chief executive officer, Urban League of Pittsburgh; home economics, Morgan State University.

George W. Bush: U.S. president; history, Yale University.

Steve Carell: comedian and actor; history and theater, Denison University.

Michael Chabon: author; English writing, University of Pittsburgh.

Edmund Clarke: Carnegie Mellon University computer science professor who won the prestigious A.M. Turing Award for contributions to the computer field in 2007; mathematics, University of Virginia.

John Clayton: National Football League analyst and commentor for ESPN; journalism, Duquesne University.

Lynette Clemetson: managing editor for The Root, an online magazine of the Washington Post; English writing, University of Pittsburgh.

Jared Cohon: president of Carnegie Mellon University; civil engineering, University of Pennsylvania.

Marianne Cornetti: internationally known mezzo-soprano; music performance, Duquesne University.

Pat Croce: entrepreneur who founded Sports Physical Therapists and was president and minority owner of the Philadelphia 76ers basketball team; physical therapy, University of Pittsburgh.

Ted Danson: actor; drama, Carnegie Mellon University.

Michael Eisner: entertainment executive; English literature, Denison University.

Helen Faison: distinguished professor of education at Chatham University and former Pittsburgh Public Schools interim superintendent; education, University of Pittsburgh.

Tina Fey: writer and actress; drama, University of Virginia.

Jodie Foster: actress and director; English literature, Yale University.

Freddie Fu: orthopedic surgeon; biology, Dartmouth College.

Jennifer Garner: actress; theater, Denison University.

Floyd "Chip" Ganassi Jr.: retired race car driver and team owner of Chip Ganassi Racing; business administration, Duquesne University.

Hal Holbrook: actor; theater, Denison University.

Holly Hunter: actress; drama, Carnegie Mellon University

Chad Hurley: founder and CEO of YouTube; fine arts, Indiana University of Pennsylvania.

Mike James: former National Basketball Association player; psychology, Duquesne University.

Mae Jemison: first black woman in space; chemical engineering, Stanford University.

Alex Johnson: president of Community College of Allegheny County; intermediate education, Winston-Salem State University.

Dan Marino: sports commentator and retired Miami Dolphins quarterback; communication, University of Pittsburgh.

John McCain: U.S. Senator and Republican presidential candidate; bachelor of science, U.S. Naval Academy, which had no majors at the time.

Barbara Mistick: president and director of Carnegie Library of Pittsburgh; business administration, Carlow University.

Mark Nordenberg: University of Pittsburgh chancellor; mathematics, Thiel College.

Barack Obama: U.S. Senator and Democratic presidential candidate; political science, Columbia University.

Conan O'Brien: late-night TV talk show host; history and literature, Harvard University.

Sandra Day O'Connor: U.S. Supreme Court justice; economics, Stanford University.

Bill O'Reilly: TV and radio commentator; history, Marist College.

Paul O'Neill: former U.S. Treasury Secretary and former chairman and CEO of Alcoa; economics, Fresno State College.

Dan Onorato: Allegheny County executive; accounting, Penn State University.

Natalie Portman: actress; psychology, Harvard University.

Luke Ravenstahl: Pittsburgh mayor; business administration, Washington & Jefferson College.

Ed Rendell: governor of Pennsylvania; political science, University of Pennsylvania.

Condoleezza Rice: U.S. Secretary of State and national security adviser; political science, University of Denver.

Sally Ride: first American woman in space; physics and English, Stanford University.

Art Rooney II: Pittsburgh Steelers president; political science, University of Pittsburgh.

Dan Rooney: Pittsburgh Steelers owner and chairman; business administration, Duquesne University.

Mark Roosevelt: Pittsburgh Public Schools superintendent; American history, Harvard University.

Kristine Sorensen: KDKA-TV reporter/anchor; government major with a dance minor, College of William and Mary.

Jon Stewart: host of the Daily Show; psychology, College of William and Mary.

Bill Strickland: president and CEO, Manchester Bidwell Corp.; history, University of Pittsburgh.

John P. Surma: U.S. Steel chairman and CEO; accounting, Penn State University.

Mike Tomlin: Pittsburgh Steelers coach; sociology, College of William and Mary.

Donald Trump: real estate developer; economics, University of Pennsylvania.

Blair Underwood: actor; drama, Carnegie Mellon University.

Bobby Vinton: singer; music education, Duquesne University.

Cyril Wecht: forensic pathologist and lawyer; pre-med, University of Pittsburgh.

Oprah Winfrey: TV host; speech and drama, Tennessee State University.

Sigourney Weaver: actress; English, Stanford University.

David A. Zubik: bishop of the Diocese of Pittsburgh; classics, Duquesne University.

-- Compiled by Eleanor Chute