Publications
1993. Evaluating three museum installations of a hypertext system. Sparks of innovation in human-computer interaction. 40:404-404.
2006. Network Visualization by Semantic Substrates. IEEE Transactions on Visualization and Computer Graphics. 12(5):733-740.
2001. Universal usability as a stimulus to advanced interface design. Behaviour & Information Technology. 20(5):367-376.
1979. Syntactic/semantic interactions in programmer behavior: A model and experimental results. International Journal of Parallel Programming. 8(3):219-238.
1983. High-tech can stimulate creative action: the increased ease-of-use of computers supports individual competence and productive work. SIGCHI Bull.. 14(4):6-7.
1994. The river beyond the rapids: responsive services for responsible users. Connecting the DOE community: partnerships in information. :25-26.
1998. Visualizing Personal Histories: A Workshop, July 21-22, 1997. ACM SIGCHI Bulletin. 30(1):34-35.
2004. Facilitating understanding of information visualizations: emerging principles and examples. Eighth International Conference on Information Visualisation, 2004. IV 2004. Proceedings.
1993. Touchscreens now offer compelling uses. Sparks of innovation in human-computer interaction. :187-187.
1998. Treemaps for space-constrained visualization of hierarchies. ACM Transactions on Graphics (TOG) Volume. 11:92-99.
1998. Sorting out searching: a user-interface framework for text searches. Communications of the ACM. 41(4):95-98.
1983. An empirical comparison of two PLATO text editors.. Journal of Computer-Based Instruction. 10:43-50.
2011. Realizing the value of social media requires innovative computing research. Communications of the ACM. 54(9):34-37.
1994. The future of graphic user interfaces: Personal role managers. People and Computers. :444-444.
1993. Education by engagement and construction: Experiences in the AT&T teaching theater. Educational Multimedia and Hypermedia Annual. Association for the Advancement of Computing in Education, Charlottesville, Virg. :471-479.