Guest Editor, Michael Collins writes: It has been well observed that fidelity to tradition must be a creative fidelity. That prompts me as an historian to reflect on what tradition really is and how it comes to be. This question is of fundamental importance to those Anglicans especially who locate themselves in the catholic wing of the Church, since Tradition along with the Bible and Reason, serves as one of the sources of Anglican theology supplementary to Scripture and hence to teaching and practice. Thus, we must ask what we are being faithful to, and what is its character? To what extent is Tradition a product of history and thus in principle mutable, and to what extent is it a source of revelation independent of the Bible? For many catholic-inclined Anglicans, the Bible indeed, rather than an ahistorical deposit, is itself part of Tradition. Anglicans assert that Tradition cannot be in conflict with Scripture and if it appears to be must be reconciled with Scripture or corrected by Scripture. That position in turn invites the question of what we take Scripture to be because at the root of all these discussions is the human quest for certainty in religion and hence of the locus of authority. ...