This work was funded in part by a grant to the University of Arizona from the Howard Hughes Medical Institute (52006942). The opinions expressed herein do not necessarily represent those of our funders, who played no role in the preparation of this article. Online course development was funded in part by an Online/Hybrid Course Development Grant as part of the Online Education Project at the University of Arizona. We thank Gretchen Gibbs for guidance in online course development and Gary Carstensen for implementing the two online apps.