Nils Büttner (born 9 February 1967 in Bremen) is a German art historian and curator, known for his research on Peter Paul Rubens and Early Modern European art. Büttner is Professor of History at the State Academy of Fine Arts Stuttgart and serves as chairman of the ''Centrum Rubenianum'' in Antwerp, where he is the main editor the ''Corpus Rubenianum'', the definitive catalogue raisonné of Rubens’s work. Büttner has also written widely on artists such as Hieronymus Bosch, Johannes Vermeer, and Rembrandt, and is active in contemporary debates on art attribution and the use of artificial intelligence in authentication. His work combines historical research with public engagement through major exhibitions, including the internationally recognized ''Rubens in Genoa'' (2022–2023).
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