Charles was the keynote speaker at the recently concluded OECD Expert Workshop on the Measurement of Public Procurement of Innovation that took place at the OECD Headquarters in Paris last February 4, 2013. The title of his speech was “Public Procurement for Innovation (PPI): What is it and what does it mean for grand challenges, growth and employment?”. You can download a pdf copy of this file here: OECD-DSTI 4 Feb 2013 Innovation Procurement-Rev and program here OECD workshop on PPI Draft Agenda.