Desmond Barrett is the lead pastor at Summit Church of the Nazarene in Ashland, Kentucky, where he is married to his wife, Julie, and has four children. He is a former district mission president for the Kentucky District Church of the Nazarene, and is the author of Revitalizing the Declining Church: From Deaths Door to Community Growth (2021), Addition Through Subtraction: Revitalizing the Established Church (2022), and co-author of Revitalize to Plant: Reshaping the Established Church to Plant Churches (2023). He is a host of the podcast Revitalizing the Declining Church with Dr. Desmond Barrett.
Charlotte P. Holter is an adjunct professor in the school of education at Liberty University, district mission president for the Virginia District Church of the Nazarene, and a retired veteran elementary school teacher of thirty years. She is the coauthor of Linking Literature to Structures: Grades 3–5 (2015) and Linking Literature to Structures: Grades K–2 (2015).