This episode focuses on two chapters from the the forthcoming book Psychometric Models in Mathematics Education (listen to Episode 1611 for details). First, Nicki Kersting from the University of Arizona discusses "Examining and understanding dimensionality in the context of instrument development." Second, Erik Jacobson from Indiana University and Janine Remillard from the University of Pennsylvania discuss "The interaction between measure design and construct development: Building validity arguments."

See the comments for references mentioned during the interviews.