Michael Tiemann
speaker for Technology workshop
Michael Tiemann blog link

Michael Tiemann is the co-founder of Cygnus Solutions, the first company to provide commercial support for open source software, and wrote the original GNU C++ compiler. Cygnus was also one of the first companies to commercially support Kerberos, a network authentication and security library designed to work in untrusted environments. Michael became an executive at Red Hat when Red Hat acquired Cygnus in January 2000. As Vice President of Open Source Affairs, Michael advises leaders in the private and public sectors about Open Source strategy and technology.

Michael serves on a number of boards, including the Open Source
Initiative and the GNOME Foundation, and provides financial support the Free Software Foundation and the Electronic Frontier Foundation.