Nanne is an eloquent advocate for change in the international art market. Prior to founding Artory, he was Sotheby’s Vice Chairman and Worldwide Head of Private Sales. Before joining Sotheby’s, he was Vice President of Wildenstein & Co., one of the world’s leading art dealers, where he advised individuals, museums, and foundations on the formation and development of their collections. Nanne was the founder and principal of Nanne Dekking Fine Arts, an art consultancy firm and gallery in New York. He is the current Chairman of The European Fine Art Fair (TEFAF).