Blending Assessment and Instructional Assisting. - Leena M. Razzaq; Mingyu Feng; Goss Nuzzo-Jones; Neil T. Heffernan; Kenneth R. Koedinger; Brian Junker; Steven Ritter 001; Andrea Knight; Edwin Mercado; Terrence E. Turner; Ruta Upalekar; Jason A. Walonoski; et al. (AIED, 2005)

Automatic and Semi-Automatic Skill Coding With a View Towards Supporting On-Line Assessment. - Carolyn Penstein Rosé; Pinar Donmez; Gahgene Gweon; Andrea Knight; Brian Junker; William W. Cohen; Kenneth R. Koedinger; Neil T. Heffernan (AIED, 2005)

Learning Factors Analysis - A General Method for Cognitive Model Evaluation and Improvement. - Hao Cen; Kenneth R. Koedinger; Brian Junker (Intelligent Tutoring Systems, 2006)

Is Over Practice Necessary? - Improving Learning Efficiency with the Cognitive Tutor through Educational Data Mining. - Hao Cen; Kenneth R. Koedinger; Brian Junker (AIED, 2007)

A Web-based Authoring Tool for Intelligent Tutors: Blending Assessment and Instructional Assistance. - Leena M. Razzaq; Mingyu Feng; Neil T. Heffernan; Kenneth R. Koedinger; Brian Junker; Goss Nuzzo-Jones; Michael A. Macasek; Kai P. Rasmussen; Terrence E. Turner; Jason A. Walonoski (Intelligent Educational Machines, 2007)

Comparing Two IRT Models for Conjunctive Skills. - Hao Cen; Kenneth R. Koedinger; Brian Junker (Intelligent Tutoring Systems, 2008)