Geerhardus Vos (1862-1949) was born in the Netherlands and emigrated to the United States in 1881. He earned degrees from Calvin Theological Seminary, Princeton Theological Seminary, and the University of Strasbourg (PhD in Arabic). In 1894 he was ordained as a minister in the Presbyterian Church in the USA. Before beginning a thirty-nine year tenure on Princeton's faculty, he was professor of systematic and exegetical theology at Calvin for five years.

James T. Dennison is academic dean and professor of church history and biblical theology at Northwest Theological Seminary in Lynnwood, Washington. He received the MDiv and ThM degrees from Pittsburgh Theological Seminary and is an ordained minister in the Presbyterian Church in America. He is author of The Market-Day of the Soul: The Puritan Doctrine of the Sabbath in England, 1532-1700; editor of Kerux, a journal of biblical-theological preaching; and a contributor to various scholarly publications.