Michael Tiemann
Michael Tiemann is an American software developer and executive, who served as CTO at Red Hat<ref>Template:Cite web</ref> and later vice-president of open source affairs beginning in 2004.<ref>Template:Cite web</ref><ref>Template:Cite web</ref> He is also a former President of the Open Source Initiative.<ref>Template:Cite web</ref>
Biography
He earned a bachelor's degree from the Moore School of Electrical Engineering in 1986 at the University of Pennsylvania.<ref>Template:Cite web</ref>
He co-founded Cygnus Solutions in 1989<ref>Template:Cite web</ref><ref>Template:Cite web</ref> and sold it to Red Hat for $697 million in 1999.<ref>Template:Cite news</ref> His programming contributions to free software include authorship of the GNU C++ compiler and work on the GNU C compiler and the GNU Debugger.<ref>Template:Cite journal</ref> Tiemann is featured in the 2001 documentary Revolution OS.<ref>Template:Cite web</ref> Opensource.com profiled him in 2014, calling him one of "open source's great explainers."<ref>Template:Cite web</ref>
He was the chief technical officer of Red Hat.<ref>Template:Cite web</ref> He served on a number of boards, including the Embedded Linux Consortium,<ref>Template:Cite press release</ref> the GNOME Foundation advisory board,<ref>Template:Cite mailing list</ref> and the board of directors of ActiveState Tool Corp.<ref>Template:Cite press release</ref>