The Science History Institute will be closed for Thanksgiving on Thursday, Friday, and Saturday, November 27–29.
Claire Litt outdoor portrait

Claire Litt

Claire Litt is a historian of early modern science and medicine, with a focus on the history of gemology and jewelry. Claire earned her PhD in history from Queen’s University, in Canada, in 2022. Her doctoral research examined the ornamental, medicinal, and cosmetic uses of gemstones by women in the Medici family, rulers of the Florentine Grand Duchy, during the late 16th and early 17th centuries.

Follow Claire on Instagram at @gemmologiafiorentina

More from Claire Litt

Photo of an older woman, posed on a microwave oven

Madame Microwave

Meet Jehane Benoît, Canada’s grande dame of culinary nationalism.

painting of a women in a lab

Elisabeth Bakker

A biography of the fictional Elisabeth Bakker highlights the experiences of middle-class women in the history of early chemistry.

Renaissance oil painting woman holding a mirror while another looks on

Controversy, Control, and Cosmetics in Early Modern Italy

In a society that damned women for both plainness and adornment, wearing makeup became a defiant act of survival.