International Symposium NLHPC 2013: Innovation at the frontier of HPC Title: XSEDE: an ecosystem of advanced digital services accelerating scientific discovery Abstract: The XSEDE program (Extreme Science and Engineering Discovery Environment) has recently entered its third year of operation. In this talk we will discuss the vision, mission and goals of this project and some of the distinguishing characteristics of the program. This will be accompanied by a review of current status and look ahead at where the program is headed over the next several years.