This guide describes best practices in using eye tracking technology for research in a variety
of disciplines. A basic outline of the anatomy and physiology of the eyes and of eye
movements is provided, along with a description of the sorts of research questions eye
tracking can address. We then explain how eye tracking technology works and what sorts of
data it generates, and provide guidance on how to select and use an eye tracker as well as
selecting appropriate eye tracking measures. Challenges to the validity of eye tracking …