[This paper is part of the Focused Collection on Curriculum Development: Theory into Design.] In the "standard" physics education research curriculum-development model, researchers are cast primarily as producers of curricula and instructors are cast primarily consumers, i.e., adopters and adapters. We illustrate a complementary model in…

When the author was a little girl, her father told her the story of how he once saw the great Harry Houdini escape from a straight jacket. In the early 1900s, Houdini fascinated thousands of people by performing feats of life-threatening daring and agility. Houdini was a professional in the traditional sense: he acted alone, kept his trade secrets…