Todd H. Speidell (INTJ) MDiv, PhD, is a theologian, educator, and editor of Participatio: The Journal of the Thomas F. Torrance Theological Fellowship. Formerly Director of Education for Acadia Healthcare Corporation, he has written or edited a number of books, including Soren Kierkegaard: Theologian of the Gospel (2021), On Being a Person: A Multidisciplinary Approach to Personality Theories (2002), and Fully Human in Christ: The Incarnation as the End of Ethics (2016), all published by Wipf & Stock.