Joanna Dunn has been a painting conservator on staff at the National Gallery of Art, Washington, D.C. since 2015. For twelve years prior, she maintained a private practice in painting conservation, through which she held numerous contracts with the NGA. She has also written technical notes and served as a technical editor for the NGA’s online editions and systematic catalogues. The volumes on which she worked include Dutch Paintings of the Seventeenth Century, Italian Paintings of the Thirteenth and Fourteenth Centuries, and French paintings of the Fifteenth through the Eighteenth century. Joanna holds an MS in art conservation with a specialty in paintings from the Winterthur / University of Delaware Program in Art Conservation and a BA in art history and studio art from the University of Mary Washington.
Each entry in this catalogue includes a technical summary, which documents the materials and techniques used by the artists in the creation of the paintings, as well as any changes and any documented treatments. These summaries are based on the contents of examination reports, treatment reports, analytical reports, and technical images. The majority of the examination reports were prepared by Annette Rupprecht. The summaries were prepared by Annette Rupprecht with contributions by Joanna Dunn, Kristin deGhetaldi, and Sophie Scully.