Writing
Anthony Kennedy. since February 18, 1988.
Clarence Thomas. since October 23, 1991.
Ruth Bader Ginsburg. since August 10, 1993.
Stephen Breyer. since August 3, 1994.
Samuel Alito. since January 31, 2006.
Sonia Sotomayor. since August 8, 2009.
Elena Kagan. since August 7, 2010.
Neil Gorsuch.