Phil Donahue, the pioneering talk show host who revolutionized daytime television with audience participation, has died at age 88 after a long illness. Donahue's show, which premiered in 1967, focused on controversial issues and featured direct interaction with viewers, setting a new standard for talk shows. His impactful career won him numerous accolades, including multiple Emmy Awards and the Presidential Medal of Freedom. Oprah Winfrey credited him as a trailblazer, stating that her own show would not exist without his influence. He is survived by his wife, Marlo Thomas, and family, who have requested donations to charity in lieu of flowers. Donahue's legacy includes his advocacy for social issues and a lasting mark on television history.