Jeff Waddington and Camden Bucey speak about Francis Turretin and his insights into the much debated topic of right reason. Theologians have debated the effects of sin upon the mind. In the Reformed world, this debate often centers upon figures such as Charles Hodge and B.B. Warfield of Old Princeton in addition to Abraham Kuyper and Cornelius Van Til. Jeff Waddington brings Francis Turretin’s thoughts into view.