Margaret of Oingt was born around 1240 into a noble family in the French Beaujolais region, and became prioress of the Carthusian charterhouse of Poletains; visionary and mystic, her writings are intelligent and humorous. Includedhere are the Page of Meditations, on sin and salvation; the Mirror, a vision of Christ; the Life of the Virgin Saint Beatrice of Ornacieux, an exemplary text; and letters and stories, including comments on her problems as prioress. They are translated from the Latin and Francoprovencal with an introduction, notes, and interpretative essay.Renate Blumenfeld-Kosinski is Chair, Department of French and Italian, and Professorof French, at the University of Pittsburgh.