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The Carter Center alsois encouraging people to contributeto a digital mosaic of Carters life.

His incredible impact since leaving office.

Happy 100th birthday, President Carter!

The concert for Jimmy Carter last month.

The concert for Jimmy Carter last month.Screen shot

“Jimmy Carter’s work as president broke new ground and is still shaping events today.”

May God bless you in your final years.

May you have peace of mind, and peace in your heart.

Jimmy Carter on ‘What’s My Line’

Early in his presidency, Jimmy Carter took listener calls for a CBS Radio event moderated by Walter Cronkite.Getty Images

Biden was one of the first Capitol Hill lawmakers to endorse Carter for his 1976 presidential run.

Carter went on to defeat President Gerald Ford in the November election.

Carter himself was defeated after one-term by Ronald Reagan, who ushered in a new era of conservatism.

Carters wife, Rosalynn,died last yearafter 77 years of marriage, another record for presidential spouses.