Tensions between the call for ecumenicity and divisions in doctrine and practice studied in issues from the fourth to the twentieth centuries.

Unity and diversity in the Church of the 4th century, Andrew Louth; unity and diversity - the liturgy of Frankish Gaul before the Carolingians, Yitzhak Hen; ritual purity and the influence of Gregory the Great in the early-middle ages, Rob Meens; unity and diversity in the early Anglo-Saxon liturgy, Catherine Cubitt; unity and diversity in the Carolingian Church, Rosamond McKitterick; Otto III's penance - a case study of unity and diversity in the 11th-century Church, Sarah Hamilton; Sancho Ramirez and the Roman Rite, Damian J. Smith; was there a Church in the Middle Ages?, Gary Macy; the Carmelite Order and Greek Orthodox monasticism - a study in retrospective unity, Andrew Jotischky; rites and wrongs - the Latin mission to Nicaea 1234, John Doran; unity and diversity - perceptions of the papacy in the later-middle ages, Margaret Harvey; continuity and divergence in Tudor religion, Eamon Duffy; diversity or disunity? - a Reformation controversy over communion in both kinds, David Bagchi; unity and diversity as a theme in early-modern Dutch religious history - an interpretation, Joke Spaans; Pierre du Moulin's quest for Protestant unity 1613-18, W.B. Patterson; arguing for peace - Giles Firmin on New England and Godly unity, Susan Hardman Moore; The Surrey Demoniack - defining Protestantism in 1690s Lancashire, Jonathan Westaway and Richard D. Harrison; after the happy union - Presbyterians and independents in the provinces, David L. Wykes; unity, pluralism and the spiritual market-place - inter-denominational competition in the early-American Republic, Richard Carwardine; friends have no cause to be ashamed of being by others thought non-evangelical - unity and diversity of belief among early-19th-century British Quakers, Simon Bright; diversity and strivings for unity in the Early-Swiss Reveil, Timothy C.F. Stunt; unity in diversity? - North Atlantic evangelical thought in the mid-19th century, John Wolffe; from diversity to sectarianism - the definition of Anglican identity in 19th-century England, Frances Knight; the politics of the Bible - radicalism and non-denominational co-operation in the Birmingham political union, Eileen L. Groth; the reshaping of Christian tradition - Western denominational identity in a non-Western context, Brian Stanley; mother Church and colonial daughters - new scope for tensions in Anglican unity and diversity, Robert S.M. Withycombe; diversity or apostasy? - the case of the Japanese Hidden Christians, Stephen Turnbull; Anglican recognition of Presbyterian orders - James Cooper and the precedent of 1610, Douglas M. Murray; unity, uniformity and diversity - the Anglican liturgy in England and the United States 1900-1940; ecumenism or distinctiveness? - Seventh-Day Adventist attitudes to the world missionary. (Part contents)