A tool-based interactive drawing environment. - Robert St. Amant; Thomas E. Horton (CHI Extended Abstracts, 2002)

Characterizing tool use in an interactive drawing environment. - Robert St. Amant; Thomas E. Horton (Smart Graphics, 2002)

Model-based evaluation of cell phone menu interaction. - Robert St. Amant; Thomas E. Horton; Frank E. Ritter (CHI, 2004)

Model-based evaluation of expert cell phone menu interaction. - Robert St. Amant; Thomas E. Horton; Frank E. Ritter (ACM Trans. Comput. Hum. Interact., 2007)

Visual Affordances and Symmetries in Canis habilis: A Progress Report. - Thomas E. Horton; Lloyd Williams; Wei Mu; Robert St. Amant (AAAI Fall Symposium: Naturally-Inspired Artificial Intelligence, 2008)

Communication Media. - Robert St. Amant; Thomas E. Horton (Handbook of Science and Technology Convergence, 2016)

A Partial Contour Similarity-Based Approach to Visual Affordances in Habile Agents. - Thomas E. Horton; Robert St. Amant (IEEE Trans. Cogn. Dev. Syst., 2017)