President, Ben M. Muller Realty Co., Inc.
Director, Books at JSTOR
President & CEO, Theological Book Network
Director, Divinity School Library, Duke University (Retired)
Executive Director, International Association for the Promotion of Christian Higher Education
Distinguished Professor of Global Christianity, Oral Roberts University
Professor, African Christian Ethics, Moi University, Kenya International Affiliate, Indiana University Purdue University
Executive Director, Association of Theological Schools (retired)