Francis Watson currently holds a Chair of Biblical Interpretation at Durham University, having previously held the Kirby Laing Chair at the University of Aberdeen (1999-2007) and posts at King's College London (1984-99). His publications include Gospel Writing: A Canonical Perspective (2013) and The Fourfold Gospel (2016). He has served as editor of the Journal for the Study of the New Testament, Early Christianity, and New Testament Studies, and he holds a Professorial Fellowship at Australian Catholic University, Melbourne.
Sarah Parkhouse is Research Fellow at Australian Catholic University, Melbourne. She gained her PhD from Durham University in 2017, having held a studentship on a research project entitled 'The Fourfold Gospel and its Rivals', funded by the UK Arts and Humanities Research Council (AHRC). Her research interests lie in the field of early Christian non-canonical literature, with a particular focus on gospels or gospel-related texts preserved in Coptic, from Nag Hammadi and elsewhere.