Doron Swade is an engineer, a historian, and a museum professional. He was Curator of Computing at the London Science Museum (1985-1999), and Assistant Director and Head of Collections there (1999-2003). He is a leading authority on computer pioneer Charles Babbage, and masterminded the construction of Babbage's Difference Engine No. 2 built to original 19th-century designs. He was formerly Visiting Professor at Royal College of Art, and Guest Curator at the Computer History Museum, California (2006-2008). He has published widely on curatorship, Babbage, and the history of computing, and his books include The Dream Machine: Exploring the Computer Age (1991, with Jon Palfreman) and The Cogwheel Brain: Charles Babbage and the Quest to Build the First Computer (2001).