A note on texts and translationsIntroduction -- 1. Bernard and the Schools of Tours -- The city and its schools -- Ars dictaminis -- Poetry and imitation -- 2. The science of the Cosmographia -- The mixed form -- Platonic themes and variations -- Medicine and astrology -- The purpose of natural science -- 3. The theology of the Cosmographia -- Platonism and Christianity -- The Trinity -- The Fall -- The Incarnation -- The function of "Integumentum" -- 4. Bernard's readers -- The standard gloss -- The Laudian gloss -- Quotation and imitation -- Alan of Lille and Peter Lombard -- Conclusion 172 -- Appendix I: Synopsis of the Cosmographia -- Appendix II: Census of Cosmographia manuscripts -- Index of manuscripts.