Nicholas Lopez (A. van der Hoek, advisor) interned last summer at Google, Irvine where he developed features and infrastructure for the Analystics API project. He also presented his paper “Using Topic Models to Understand Evolution of a Software Ecosystem” at the Doctoral Symposium at the 9th Joint Meeting of the European Software Engineering Conference and the ACM SIGSOFT Int’l Symposium on the Foundations of Software Engineering (ESEC/FSE) held in St. Petersburg, Russia in August.