The third Erskine Williamson Day meeting took place on the 30th of April 2010. Recent CSEC research was presented through a series of talks and posters, and the two plenary lectures were given by Prof. William Stirling, former Director of ESRF Grenoble, and Prof. Hans Keppler, Director of the Bayerisches Geoinstitut The event was rounded off with a dinner in KB House.