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AUTHOR INFORMATION

MICHEL VAN DE LAAR has been paintings conservator at the Rijksmuseum in Amsterdam since 1989. He trained in Brussels, Louvain-la-Neuve, and the Rijksmuseum. Later he was an intern for shorter periods in the Statens Museum for Kunst in Copenhagen (1991), the J. Paul Getty Museum in Malibu (1992), and the Courtauld Institute of Art in London (1995). Address: Rijksmuseum, Postbus 74888, 1070 DN Amsterdam, The Netherlands.

AVIVA BURNSTOCK is a lecturer in the Department of Conservation and Technology at the Courtauld Institute of Art, London, where she completed a Ph.D and a diploma in the conservation of easel paintings. From 1986 to 1992 she worked in the Scientific Department of the National Gallery, London, after a year as a practicing conservator in Australia with the Regional Galleries Association of New South Wales. She has a B. Sc. in neurobiology from the University of Sussex, England. Address: Courtauld Institute of Art, Department of Conservation and Technology. Somerset House, Strand, London WC2R 0RN, England.