When faced with the need to transform an object, idea, or situation, people have a tendency to favor adding new components rather than removing existing ones. This is called the "additive bias." Previous research, along with historical and anecdotal examples, shows that this bias may significantly reduce problem-solving abilities and…

One of the great challenges interdisciplinary programs face is fguring out how to get students to engage subject matter in a truly integrative way. To accomplish integration, students do not need to become experts in multiple felds, but they do need to understand how multiple modes of thinking, theoretical lenses, and content knowledge can be…

The ultimate goal of physics education research (PER) is to develop a theoretical framework to understand and improve the learning process. In this journey of discovery, assessment serves as our headlamp and alpenstock. It sometimes detects signals in student mental structures, and sometimes presents the difference between expert understanding and…