Generally, open source refers to a computer program in which the source code is available to the general public for use or modification from its original design. Open-source code is meant to be a collaborative effort, where programmers improve upon the source code and share the changes within the community.
African Americans on U.S. Currency. It is a little known fact that five African Americans have had their signatures on currency. The four African American men whose signatures appeared on the currency were Blanche K. Bruce, Judson W. Lyons, William T. Vernon and James C. Napier.
This article is about the historian and commentator. For the cryptographer, see Niels Ferguson. Niall Campbell Ferguson (/ËniËl ËfÉËr.É¡É.sÉn/; born 18 April 1964) is a Scottish historian. He is the Laurence A. Tisch Professor of History at Harvard University. He is also a senior research fellow at Jesus College, Oxford, a senior fellow at the Hoover Institution, Stanford University and visiting professor at the New College of the Humanities.