Anthony Michael Johnson is an American experimental physicist, a Professor of Physics, and a Professor of Computer Science and Electrical Engineering at the University of Maryland, Baltimore County (UMBC). He is the Director of the Center for Advanced Studies in Photonics Research (CASPR), also situated on campus at UMBC. Since his election to the 2002 term as president of the Optical Society, formerly the Optical Society of America, Johnson has the distinction of being the first and only African-American president to date. Johnson's research interests include the ultrafast photophysics and nonlinear optical properties of bulk, nanostructured, and quantum well semiconductor structures, ultrashort pulse propagation in fibers and high-speed lightwave systems. His research has helped to bette