Who is older, Robert Lindstedt or Piet Norval?
Robert Lindstedt Robert Lindstedt (born 19 March 1977) is a Swedish professional tennis player, who turned pro in 1998, and is a doubles specialist. His biggest title has been the 2014 Australian Open with partner Łukasz Kubot. He is also a three-time Wimbledon finalist with former partner Horia Tecău.
Piet Rietveld Pieter (Piet) Rietveld (15 December 1952 – 1 November 2013) was a Dutch economist and Professor in Transport Economics at the Vrije Universiteit, Amsterdam, and a fellow at the Tinbergen Institute. He was among the top researchers in economic geography according to IDEAS/RePEc.