"'Over fifty pages of Notes provide a wealth of information on the allusions and references running through the pages of the great work. Kerr has done his work thoroughly with regard to the text, which was the primary purpose of his labours. He helps us realize that Newman's thought took shape slowly and achieved adequate articulation even more slowly ... bound to be the standard text for all serious students of Newman's opus magnum, and should do much to enhance the appeal of this classic of religious philosophy.' T. Norris, Irish Theological Quarterly".