Glen Pettigrove is Professor of Philosophy at the University of Glasgow. He is the editor – with Christine Swanton – of Neglected Virtues (2022) and the author of Forgiveness and Love (2012).Robert Enright holds the Aristotelian Professorship in Forgiveness Science within the Department of Educational Psychology at the University of Wisconsin-Madison, is a licensed psychologist, and is co-founder of the International Forgiveness Institute. He is the author or editor of seven books including The Forgiving Life (2012), 8 Keys to Forgiveness (2015), Forgiveness Therapy (2015), and Forgiveness Is a Choice (2019).