Johnstone became SIL Global’s Executive Director in May 2025. He brought into thatrole 20 years of experience in leadership, Bible translation, literacy, and languagedevelopment across Africa, having served with SIL Global and before that BibleTranslation and Literacy (BTL) in Kenya. His work has been rooted in advancingeducational and spiritual opportunities within African language communities soindividuals and communities can flourish. Johnstone holds a PhD in leadership andgovernance from Jomo Kenyatta University of Agriculture and Technology, a master’sdegree in educational studies from Africa International University, and a bachelor’sdegree in commerce and economics from the University of Nairobi. Fluent in Englishand Kiswahili, and a native speaker of Lunyole and a number of Luhya languages, hebrings valuable cultural insight and linguistic skills to his work. Johnstone lives inNairobi, Kenya, with his wife, Esther.