Sunday night, John and Elizabeth Edwards told the CBS news magazine 60 Minutes that they didn't want anyone's sympathy vote as a result of the return of Elizabeth Edwards' cancer. Should John Edwards still be in the race for president? How will his campaign be affected by what everyone knows about his wife's health?
Andy Taylor, chair and associate professor of political science at North Carolina State University in Raleigh. Taylor has been writing about John Edwards since the latter ran for senator in 1998.
Robert Dallek, presidential historian and author of nine books on American history. Dallek has written biographies of Franklin Roosevelt, Lyndon Johnson and John F. Kennedy
Susan Estrich managed Michael Dukakis' presidential campaign in 1988. Now a syndicated columnist, she wrote about the Edwards' decision in last week's column. Estrich is a professor of law and political science at the University of Southern California School of Law and is also a political analyst for Fox News Channel. She is the author of The Case for Hillary Clinton (Regan Books, 2005).