Kresten Krab Thorup (@drkrab) is CTO at Trifork, co-creator of the QCon and GOTO conferences, author of the JVM-based Erlang VM "Erjang", and contributor to numerous other open source projects. Kresten received his Ph.D. in Computer Science from University of Aarhus. Before joining Trifork, Kresten spent three years at NeXT in San Francisco working on the Objective-C tool chain and core libraries.