Irma Passeri is Senior Paintings Conservator at the Yale University Art Gallery. She received her degree in the Conservation of Easel Paintings from the Conservation School of the Opificio delle Pietre Dure, in Florence in 1998. Prior to working for the Yale Art Gallery, she worked at the Opificio delle Pietre Dure and at the Philadelphia Art Museum. She has published articles on materials and techniques of Early Italian paintings and on Italian approaches to the restoration treatment of loss compensation. She lectures in a course titled Technical Examination of Art in the Department of the History of Art at the Yale University.