Idiogrid was written by James W. Grice, Ph.D., full professor of psychology at Oklahoma State University in Stillwater, Oklahoma. He has been a student of Personal Construct Psychology since 1985 when he studied with William V. Chambers at Wright State University in Dayton, Ohio. Most of his published work, however, has revolved around the use of multivariate statistical models, particularly factor analysis, in psychology. His particular research interests and academic history can be found at http://psychology.okstate.edu/faculty/jgrice/. His university e-mail address is james.grice]att[okstate.edu. Inquiries regarding Idiogrid, however, including help with installing or using the software, should routinely be sent to idiogrid]att[idiogrid.com.