A new United Nations secretary-general will be elected this year for a five-year term starting on Jan. 1, 2027.

Here are the candidates — and potential candidates — so far, and details on how the successor to current U.N. chief Antonio Guterres will be chosen:

The race formally started when Sierra Leone, then-president of the 15-member U.N. Security Council, and Annalena Baerbock, president of the 193-member General Assembly, sent a joint letter soliciting nominations on Nov. 25.