- December 22nd 2009 - Statement sent to petition to German National Governement on behalf of open access; similar statement sent to US OSTP relating to request for advice on proposed OA requirements.
- January 1st 2009 - Letter to President Obama's research advisory appointees
- April 9th 2007- Letter to EU MEPs on Commissioners' Communication
- June 2nd 2005 - List of Open Access policy statements
- May 12th 2005 - Flyer on Open Access, for WSIS community
- May 2nd 2005 - Presentation accepted for IFLA meeting, Norway June 2005, ' "Improving access to research literature in developing countries: challenges and opportunities provided by Open Access", L. Chan, B. Kirsop, S. Costa and S. Arunachalam
- November 11th 2004 - Message to HIFnet@WHO highlighting importance of Open Access Archiving
- November 23rd 2004 - Message to UK Science and Technology Ctee regarding DFiD Report on the use of science in development
- September 30th 2004 - Contribution to UNDP Open Access forum debate