A former bishop, stake president and mission president (Freetown, Sierra Leone). Now retired, he has a professional business background focused on executive management of bioinformatics and evidence-based medicine. A lifelong member of the Church, Brother Ostler was raised in Utah, served a mission in Japan, and received undergraduate and graduate degrees from the University of Utah and Dartmouth College respectively. He and Sister Ostler, who reside in the Washington, D.C. area, are the parents of six children. Brother Ostler has been a previous guest on Leading Saints and has participated in the Leading Saints virtual summit on the subject of “Questioning Saints.” He is the author of the 2019 book Bridges: Ministering to Those Who Question. The book is the result of research, interviews, and surveys involving former Church members or those not presently attending.