Becket Cook was born and raised in Dallas, Texas. He attended Jesuit College Preparatory School of Dallas. After graduating from college, Becket moved to Los Angeles. He worked as a production designer with the top photographers and directors in the world on fashion shoots for magazines such as Vogue and Harper’s Bazaar, and for ad campaigns such as Gap, L'Oréal Paris, and Nike.

Becket lived as a gay man his entire adult life until he came to faith in Christ in 2009. He has lived all over the world in major cities such as Rome, Vienna, and Tokyo, and spends much of his time in ministry, speaking at churches, universities.

Becket graduated from Talbot School of Theology at Biola University in 2017 with a Master of Arts in Theology. His book, A Change of Affection: A Gay Man's Incredible Story of Redemption, with a foreword by Francis Chan, published by Thomas Nelson, released July 30, 2019.