Thomas Kazen is professor of Biblical Studies at Stockholm School of Theology (University College Stockholm). His previous publications include Emotions in Biblical Law (2011), Scripture, Interpretation, or Authority? (2013), and several volumes on ritual purity, most recently Impurity and Purification in Early Judaism and the Jesus Tradition (2021). He has published on the historical Jesus and in Swedish on same-sex relationships in antiquity. He often makes use of cognitive and psycho-biological perspectives in his interpretations.