2000-2009
2006-2007
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Professor, Department of Mathematics, Grand Valley State University
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Research Affiliate, Department of Chemistry, MIT
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President/CEO, Mixed Greens Energy and Engineering, Inc
2005-2006
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Professor of Civil Engineering, Howard University
2004-2005
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Professor of Strategic Management, Keck Graduate Institute (claremotn, CA)
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Associate Professor of Mathematics, Vanderbilt University
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Research Associate, Center for Policy Research, Rockefeller College of Public Affairs and Policy,t University at Albany, SUNY
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Chancellor's Professor, UC Berkeley
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Associate Professor, Philosophy and Education, University of Cincinnati
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Associate Professor, Creative Writing, Mills College
2003-2004
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Vice President, Ford Foundation, Economic Opportunity and Assets
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Visiting Professor and Wallis Annenberg Chair, Communication and Journalism, USC Annenberg School for Communication and Journalism
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Associate Professor, Philosophy and Education, University of Cincinnati
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Associate Professor of Electrical and Computer Engineering, University of Delaware
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Professor of Mathematics, Physics, and Business Administration, Duke University
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Associate Professor, Creative Writing, Mills College
2002-2003
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Technical Associate, Colgate Palmolive
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Vice President, Ford Foundation, Economic Opportunity and Assets
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Associate Professor of Mathematics, Vanderbilt University
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Associate Professor, Duke University’s Fuqua School of Business.
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Visiting Professor and Wallis Annenberg Chair, Communication and Journalism, USC Annenberg School for Communication and Journalism
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Professor of Physics, North Carolina A&T State University
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Associate Professor of Electrical and Computer Engineering, University of Delaware
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Professor of Mathematics, Physics, and Business Administration, Duke University
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Dancer, choreographer, dance critic, and actor
2001-2002
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Technical Associate, Colgate Palmolive
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Associate Professor, Duke University’s Fuqua School of Business.
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Associate Professor, Department of Teaching and Learning, Environmental Conservation Education, New York University
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Professor of Physics, North Carolina A&T State University
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Senior Research Scientist, NASA Jet Propulsion Laboratory, Cal Tech
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Associate Professor, Political Science, Columbia University