Political endorsements from prominent figures or organizations can significantly affect electoral outcomes by enhancing a candidate's credibility and visibility. An endorsement often signals to voters that a candidate aligns with respected values or is favored by influential entities. This backing can galvanize support, mobilize voter turnout, and attract donations, making campaigns more competitive. Furthermore, endorsements can help candidates reach undecided voters, providing an additional layer of validation. However, the impact of endorsements can vary based on factors such as the endorser's popularity and the political context surrounding the election.