Dr. Sinclair Ferguson (born 1948) is a Scottish theologian known in Reformed Christian circles for his teaching, writing, and editorial work. He received his Ph.D. from the University of Aberdeen and has been an minister in the Church of Scotland since 1971. He has served as an editor with the Banner of Truth Trust and worked as a minister at St George's-Tron Church, Glasgow.Ferguson currently was called to Senior Minister of the First Presbyterian Church in Columbia, South Carolina to become effective in December of 2005. He has previously held the Charles Krahe Chair for Systematic Theology at the Philadelphia campus. He has also taught at other reformed protestant seminaries, including Reformed Theological Seminary.Ferguson is a friend of R. C. Sproul and has been a speaker at a number of Sproul's Ligonier Conferences.