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In page Elizabeth Young, Baroness Kennet:

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Following the publication of Old London Churches, a threat to Christ Church Spitalfields led her to set up and run the Hawksmoor Committee.[4] At roughly the same time, she was asked by Arthur Koestler and Paul Ignotus to set up the Tibor Dery Committee, to promote the release of imprisoned Hungarian writers. Both committees were successful in their aims.[citation needed]