Most recently, Duncan was an executive at Apple, leading search-technology projects and products. Prior to Apple, Duncan was C.E.O. of Topsy, the pioneer in social media search and analytics acquired by Apple in 2013. Prior to Topsy, he was founder and C.E.O. of PostPath, the email and security company acquired by Cisco in 2008. Previously, Duncan held sales and marketing Vice President roles at Virata/Globespan/Conexant, as well as earlier engineering and marketing positions at Madge Networks.
Duncan holds a B.A. (Mathematics) and M.Sc. (Computer Science) from Oxford University and an M.B.A. from London Business School.