CALLAN SLIPPER, an Anglican priest living in a Focolare community, has written a booklet, Enriched by the Other: A spiritual guide to receptive ecumenism (S139, Grove, £3.95 (£3.55); 978-1-85174-992-8).
The Anglican missionary Roland Allen, who died in 1947, presents a hitherto unpublished argument on lay presidency, with which Anglican, Southern Baptist, Lutheran, and Reformed Anglican scholars engage, in The Ministry of Expansion: The priesthood of the laity, edited by J. D. Payne (William Carey Library, £10.18; 978-0-87808-300-8).