Thank you to our research participants, including those who were part of pilot studies, without whom this work would not be possible. We also owe a debt of gratitude to the instructors who were willing to have their classroom filmed and shown to other college instructors. Thank you to the University of Georgia BERG group, especially Julie Stanton and Jennifer Thompson, for their continuous feedback and support. Thanks also to our lab colleagues for inspiration, feedback, and support. Thank you to undergraduate assistants who contributed to this project, including Logan Gin, Aarushi Lal, Adebimpe Atanda, and Andrew Potocko. Thank you to the monitoring editor and anonymous reviewers for insightful feedback that helped us improve our manuscript. Partial support for this work was provided by the National Science Foundation’s Improving Undergraduate STEM (IUSE) program under award No. 1504904. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation. Partial funding was provided by the University of Georgia Office of STEM Education mini-grant.