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  • Research uncovers details about the mysterious author of early astronomy textbooks

    Professor Gregory Girolami with Margaret Bryan's book open in front of him and an image of Bryan and her daughters projected on a screen behind him

    Research by Greg Girolami, the William and Janet Lycan Professor of Chemistry, uncovered previously unknown details about the enigmatic English scholar Margaret Bryan, including her family background and the names of her husband and two daughters.

    Photo by Fred Zwicky


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  • Editor’s notes: To reach Greg Girolami, call 217-333-2729; email

    The paper “Margaret Bryan: Newly discovered biographical information about the author of ‘A Compendious System of Astronomy’ (1797)”  is available online or from the News Bureau.  

    DOI: 10.1098/rsnr.2022.0052