World Christian Encyclopedia Online

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Preface to the second edition
(1,725 words)

This encyclopedia describes empirical Christianity—those facts about the world Christian movement that are measurable. It does this by setting out summaries of the survey data produced every year by a vast decentralized investigation quietly undertaken by churches and religious workers across the world. In fact, for over 150 years now, most of the Christian world’s denominations and agencies have been conducting an annual census which is probably the world’s largest single detailed enumeration. …

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David B. Barrett, “Preface to the second edition”, in: World Christian Encyclopedia Online, Todd M. Johnson, Gina A. Zurlo. Consulted online on 22 September 2023 <>
First published online: 2020

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