Please contact Dr. Anna Fisher or Dr. Erik Thiessen at the Department of Psychology at Carnegie Mellon University.
For information regarding the current version (i.e., 3.1.0), please contact Jaeah Kim, Carnegie Mellon Ph.D student in the Department of Psychology and current TrackIt software developer.
For information about version 2.1.0, please contact John Dickerson, Associate Professor in the Computer Science Department at the University of Maryland.