Chris Gottbrath is the principal customer advocate, product evangelist and planner for TotalView, the leading debugger for troubleshooting Linux, UNIX or Mac OS X applications. TotalView is used in the defense, aerospace, oil and gas, finance industries and on the worlds biggest supercomputers. It helps users see what happens so they can understand the root cause of crashes, incorrect results or hangs in serial, multi-threaded or parallel applications.