Computer Graphics Digital Painting Portrait Illustration

• Donald P. Greenberg
Donald P. Greenberg is a leading innovator in computer graphics. Greenberg has authored hundreds of articles and served as a teacher and mentor to many prominent computer graphic artists, animators, and researchers such as Robert L. Cook, Marc Levoy, and Wayne Lytle. Many of his former students have won Academy Awards for technical achievements and several have won the SIGGRAPH Achievement Award. Greenberg was the founding director of the NSF Center for Computer Graphics and Scientific Visualization.
• Aaron Marcus
Aaron Marcus is one of the first graphic designer in the world to work with computer graphics. He has written over 250 articles and written/co-written six books. He has published, lectured, tutored, and consulted internationally for more than 40 years and has been an invited keynote/plenary speaker at conferences of ACM/SIGCHI, ACM/SIGGRAPH, Usability Professionals Association (UPA). He was was named an AIGA Fellow in 2007 and was elected in 2008 to the CHI Academy. He is the founder of Aaron Marcus and Associates, Inc., a pioneering, world-renowned design firm specializing in user-interface/user-experience development applications.