Roger Ebert: 1942-2013

Movie critic Roger Ebert works in his office at the WTTW-TV studios in Chicago on Jan. 12, 2011. Ebert, the most famous and most popular film reviewer of his time who became the first journalist to win a Pulitzer Prize for movie criticism, and wielded the nation's most influential thumb on his long-running TV program, died on April 4, 2013, after a long battle with cancer. He was 70.

Roger Ebert in 1967 copyediting his debut book, "An Illini Century."

This undated photo originally released by Disney-ABC Domestic Television, shows movie critics Roger Ebert, right, and Gene Siskel. Ebert and Siskel, who died in 1999, trademarked the "two thumbs up" phrase.

Film critic Roger Ebert gives his trademark thumbs-up as he arrives for the premiere screening of the film "Training Day" at the Toronto International Film Festival on Sept. 7, 2001.

Pulitzer Prize-winning film critic Roger Ebert attends the 57th International Film Festival in Cannes, southern France, on May 17, 2004.

Movie critic Roger Ebert and his wife, Chaz Ebert, gesture as he receives the 2,288th star on the Hollywood Walk of Fame on June 23, 2005, in Hollywood, Calif.

Film critic Roger Ebert stands next to a sidewalk medallion bearing his name that was unveiled under the marquee of the historic Chicago Theatre on July 18, 2005.

Film critic Roger Ebert speaks at the signing for his new book 'Great Movies II' at Barnes & Noble Booksellers on March 7, 2006 in Santa Monica, California.

Gotham Tribute honoree Roger Ebert presents his award onstage at the 17th Annual Gotham Awards presented by IFP (Independent Feature Project) at Steiner Studios on Nov. 27, 2007, in Brooklyn, N.Y.

Film critic and author Roger Ebert, recipient of the Honorary Life Member Award, attends at the 61st Annual Directors Guild of America Awards at the Hyatt Regency Century Plaza on Jan. 31, 2009, in Los Angeles.

Film critic Roger Ebert and Director Martin Scorcese attend the Roger Ebert Conference Center Announcement held at the American Pavillion during the 62nd International Cannes Film Festival on May 15, 2009, in Cannes, France.

Film critic Roger Ebert, left, alongside wife Chaz Hammelsmith, accepts the "Person of the Year" Award at the 14th Annual Webby Awards in New York on June 14, 2010.

AP Photo/Ebert Productions, David Rotter

This January 2011 file photo provided by Roger Ebert shows the famous film critic wearing a silicone prosthesis over his lower face and neck.

Roger Ebert attends the world premiere of "The Dilemma" at AMC River East Theater on Jan. 6, 2011, in Chicago.

Roger Ebert speaks to a gathering for the Thirteenth Annual Roger Ebert's Film Festival at the Virginia Theater in Champaign, Ill., on April 27, 2011.

Roger Ebert gestures at the 14th Annual Roger Ebert's Film Festival gala reception in Urbana, Ill., on April 25, 2012.