Born 1952; emeritus professor of the University of Pretoria (South Africa) and Radboud University Nijmegen (Netherlands) as well as research associate University of the Free State (South Africa).

• Introduction1. Ethics of the Johannine Letters in Research2. The genre of the Letters3. The relation between the Gospel and Letters of John4. Do the Letters of John belong together?5. Defining some key terms6. The grammar of ethics: logical and coherent structuringSection 1: The First Letter of JohnChapter 1: A suggested scenario for interpreting 1 JohnChapter 2: Relationships as part of the grammar of ethics (1): Family, Immanenz, mimesis and reciprocityChapter 3: Relationships as part of the grammar of ethics (2): koinōnia and loveChapter 4: Commandments, paraenesis and free willChapter 5: Tradition and ethos as part of the grammar of ethics of 1 JohnChapter 6: Some practical issues addressed in 1 JohnChapter 7: Some concluding remarksSection 2: The Second Letter of JohnChapter 8: A possible scenarioChapter 9: Truth, love and commandments as ethical concepts in 2 JohnChapter 10: Some summarizing and concluding remarksSection 3: The Third Letter of JohnChapter 11: Conflict in 3 John? What was it about?Chapter 12: The ethical dynamics in 3 JohnSection 4: The Letters and the Gospel of JohnChapter 13: Comparison between the Letters and the Gospel