2015. “Testimony of Faith. Theological Orientation according to the New Testament.” Revista Española de Teologiá 75 (2015) 449-467

2014. “Justification and Participation. Ecumenical Dimensions in Galatians.” Pages 62-81 in Galatians in Christian Theology: Justification, the Gospel, and Ethics in Paul’s Letter. Edited by Mark W. Elliott, Scott J. Hagemann, and N. T. Wright. Grand Rapids: Baker Academic.

2013. “Invitation to Friendship. ‘Jesus of Nazareth’ by Joseph Ratzinger.” Pages 299-327 in The Gospels: History and Christology: The Search of Joseph Ratzinger – Benedict XVI. Vol. 1. Edited by Bernardo Estrada, Ermengildo Manicardi, Armand Puig i Tarrech. Città del Vaticano: Libreria Editrice Vaticana.

2013. “Jesus Tradition and the Gospel of John. The Inspiration of Memory and the Truth of Writing.” Rivista Catalana de Teologia 38: 139-153.

2011. “Canonical Criticism II. NT.” Pages 926-928 in EBR 4.

2009. “Beyond Bultmann. Recent Jesus research in Germany and Austria.” Pages 121-138 in Livre sur le Jesus de l’histoire à travers le monde. Edited by C. Boyer,  A. Myre, and G. Rochais. Religiologiques. Montreal: Fides.

2007. “A Listening Pope.” Pages 224ff in Und plötzlich Papst. Edited by M. Kopp. Freiburg: Herder (reprinted in Hiltruper Monatshefte 3/2007, 79ff.)

2005. “Eros and agape.” Theological Digest 52: 210-216 [for the longer German version, see Geist und Leben 77 (2004) 248-260]