Terry A. Davis - Terry Davis was an American programmer who created and designed the operating system TempleOS.
Paul Graham - Paul Graham is an English-born computer scientist, entrepreneur, venture capitalist, author, and essayist.
Richard Stallman - Richard Stallman launched the GNU Project, founded the Free Software Foundation, developed the GNU Compiler Collection and GNU Emacs, and wrote the GNU General Public License.
Bjarne Stroustrup - Bjarne Stroustrup is a Danish computer scientist, most notable for the creation and development of the C++ programming language.
Aaron Swartz - Aaron Swartz was an American computer programmer, entrepreneur, writer, political organizer, and Internet hacktivist.