Who is the current Chief Justice of the United States?

The current Chief Justice of the United States is John Roberts. He was nominated to the position by President George W. Bush and took his oath of office on September 29, 2005. As Chief Justice, Roberts plays a crucial role in the Supreme Court, not only presiding over oral arguments and leading the Court's deliberations but also influencing the administration of the federal judiciary.

Roberts is known for his role in several significant rulings and is often viewed as a pivotal figure in the Court's decisions, especially regarding issues of constitutional law. His judicial philosophy leans towards a conservative interpretation of the Constitution, but he has also shown a willingness to reach consensus and uphold the Court's institutional credibility.

The other individuals listed have served in the Supreme Court but have either retired or passed away, making them not currently in the role of Chief Justice. Ruth Bader Ginsburg passed away in September 2020, Clarence Thomas and Anthony Kennedy are both Associate Justices, and they do not hold the position of Chief Justice.