Since 1967, the publication of new primary source material has generated an expanding resource pool for secondary scholarship on Newman, particularly with the appearance of 24 new volumes to complete the thirty-one volume collection of Newman's Letters and Diaries. In addition, two volumes of Newman's Theological Notebook (1970), two volumes of his Theological Papers (on Faith and Certainty [1976], and on Biblical Inspiration and Infallibility [1979]), and an annotated bibliography of his Tract and Pamphlet Collection (1984) have been published. A new critical edition of the Grammar of Assent was produced by Ian Ker in 1985, and new editions of several of Newman's works appeared: Oxford University Sermons (1970), Apologia Pro Vita Sua (1993), and Arians (2001). The celebration in 1990 of the centenary of Newman's death was the occasion for two new biographies by Ian Ker (1989) and Sheridan Gilley (1990). Moreover, the journal International Cardinal Newman-Studien (known until 1987 as Newman-Studien) continues to appear...