On Monday, July 27, 2015, the U.S. Court of Appeals for the Tenth Circuit announced that Hon. Mary Beck Briscoe will step down as Chief Judge, effective September 30, 2015, with Judge Timothy Tymkovich taking her place as chief. Judge Briscoe was appointed to the Tenth Circuit in 1995, and became Chief Judge since 2010. She will remain an active judge on the Tenth Circuit after stepping down as Chief Judge.
Judge Tymkovich was appointed to the Tenth Circuit in 2003. Prior to his appointment, he was in private practice in Denver, where he specialized in civil and constitutional matters ranging from election law to water law. He was Solicitor General for the Colorado Office of the Attorney General from 1991 to 1996 and clerked for Hon. William H. Erickson from 1982 to 1983. He received his law degree from the University of Colorado and his undergraduate degree from Colorado College.