Anthony Kennedy is a retired Associate Justice of the Supreme Court of the United States. He served from 1988 until his retirement in 2018, appointed by President Ronald Reagan. Kennedy was known for his pivotal role in many important cases, often acting as a swing vote on issues such as abortion, same-sex marriage, and campaign finance. During his tenure, Kennedy authored several landmark opinions, including the majority opinion in Obergefell v. Hodges, which legalized same-sex marriage nationwide. His judicial philosophy was characterized by a commitment to individual rights and a belief in the importance of personal liberty, making him a significant figure in contemporary American law.