Background
Guernsey was born in Saint Louis, Missouri.
Guernsey was born in Saint Louis, Missouri.
He received a Bachelor of Arts from Yale University and an Master of Divinity from the Episcopal Divinity School.
In 2011, Guernsey was invested as the first bishop of ACNA"s Diocese of the Mid-Atlantic. From 1978 to 1981, Guernsey was associate rector of Christ Church in Alexandria, Virginia. In 1981, he was called as rector of All Saints Church in Dale City, Virginia, which he led for 29 years.
Guernsey was nominated, along with Martyn Minns and Robert Duncan, to serve as Bishop of Colorado in 1990.
He was not elected, and decided after that to focus on his parish ministry. In 1989, Guernsey went on the first of several mission trips to Uganda.
As part of its departure, All Saints surrendered its property to the Episcopal Diocese of Virginia and built a new facility in nearby Woodbridge, Virginia. He was notified of the election in June 2007 and consecrated in Mbarara on September 2, 2007 by Ugandan Archbishop Henry Luke Orombi.
By 2011, these congregations had been dismissed to in-formation regional dioceses, and Guernsey was elected to the serve as the first bishop of the newly created Diocese of the Mid-Atlantic.
He was invested by Archbishop Robert Duncan on September 10, 2011.