Biographical sketches of authors

John C. Thomas   IBM Research Division, Thomas J. Watson Research Center, P.O. Box 704, Yorktown Heights, New York 10598 (electronic mail: jcthomas@us.ibm.com). Dr. Thomas (http://www.truthtable.com) is manager of knowledge socialization at the Thomas J. Watson Research Center. He received his Ph.D. degree in experimental psychology in 1971 from the University of Michigan. He has worked in a number of areas of human-computer interaction including speech systems, query systems, natural language systems, and design problem solving. In 1986, he founded the Artificial Intelligence Laboratory at NYNEX where work was carried out in expert systems, human computer interaction, machine vision, robotics, and computer-aided instruction. Dr. Thomas rejoined IBM Research in 1998 to work in the area of knowledge management (www.research.ibm.com/knowsoc/).

Wendy A. Kellogg   IBM Research Division, Thomas J. Watson Research Center, P.O. Box 704, Yorktown Heights, New York 10598 (electronic mail: wkellogg@us.ibm.com). Dr. Kellogg is manager of social computing at the Thomas J. Watson Research Center. Her current work involves designing and studying socially translucent systems for computer-mediated collaboration in groups and organizations. Dr. Kellogg's work in human-computer interaction over the last 15 years has spanned research areas including HCI theory, evaluation methods, design, and development. She is an author of numerous papers and was coeditor in 2000 of a millennial special issue of Human-Computer Interaction entitled “New Agendas for Human-Computer Interaction.” Dr. Kellogg holds a Ph.D. degree in cognitive psychology from the University of Oregon.

Thomas Erickson   IBM Research Division, Thomas J. Watson Research Center, P.O. Box 704, Yorktown Heights, New York 10598 (electronic mail: snowfall@us.ibm.com). Mr. Erickson (http://www.pliant.org/personal/Tom_Erickson) is an interaction designer and researcher whose approach to systems design is shaped by work in sociology, rhetoric, architecture, and urban design. He has contributed to the design of a number of products and authored about 40 publications on topics ranging from personal electronic notebooks to pattern languages and virtual community. Originally trained as a cognitive psychologist at the University of California, San Diego, he spent five years at a startup company, nine years at Apple Research, and finally joined IBM in 1997 as a research staff member. His primary agenda is studying and designing systems that support network mediated group interaction.