Ed Koch was an American politician who served as the 105th Mayor of New York City from 1978 to 1989. Known for his charismatic personality and distinctive style, he played a significant role in revitalizing the city during a challenging economic period. Koch was a member of the Democratic Party and was known for his straightforward communication and catchphrase, "How am I doing?" Before becoming mayor, Koch served in the U.S. House of Representatives from 1969 to 1977. After his tenure as mayor, he remained active in public life, including working as a political commentator and author. Koch's legacy includes his efforts to improve the city's infrastructure and public safety.