Dear Colleague, Please see attached a call-for-participation for the 9th Asian Symposium on Programming Languages and Systems, and the 1st International Conference on Certified Programs and Proofs, to be held in Kenting, Taiwan, on Dec 4-9, 2011. Please help circulate the call-for-participation, and please take advantage of the early registration fees by registering to the conferences by Nov 12. best, Tyng-Ruey Chuang