A work indispensable for any serious student of the Second Gospel. John R. Donahue Journal of Theological Studies [Black] has certainly produced the most thorough study of traditions about John Mark to date. Moreover given his judicious handling of evidence . . . it is unlikely that this study will be superseded in any foreseeable future. Larry W. Hurtado Catholic Biblical Quarterly Black''s own work reflects and expresses considerable progress in early Christian studies. It is an excellent piec