Kris Van Hees works for Oracle Corp. He works primarily on tracing and debugging tools. Previously Linux projects (incl. with former employers) include OpenAFS, zLinux, and DTrace. His current project is the re-implementation of DTrace on top of Linux kernel tracing features like BPF and tracepoints. Kris has been an invited speaker at IBM teaching conferences, he has presented at the Linux Plumbers Conference, the Tracing Summit, the HCI International conference, and ICCHP.. Kris holds a PhD in Applied Sciences.