The recordings in this collection are the annual progress reports of NACA's regional lead centres in Thailand, China and the Philippines. The presentations were made at the 23rd NACA Governing Council Meeting, which was held in Siem Reap, 27-29 May 2011, hosted by the Government of Cambodia. The Governing Council is NACA's peak policy body, which meets annually to review the organisation's activities and set priorities for the year ahead.