Director of Science Teaching and Learning, Faculty of Arts and Sciences; Senior Preceptor in Physics, Harvard University; Co-Author, “Increasing the Effectiveness of Active Learning Using Deliberate Practice” (2021, Physical Review Physics Education Research), “Comparing the Effectiveness of Online Versus Live Lecture Demonstrations” (2020, Physical Review Physics Education Research), “Measuring Actual Learning Versus Feeling of Learning in Response to Being Actively Engaged in the Classroom” (2019, National Academy of Sciences), and "Improved Learning in a Large-Enrollment Physics Class" (2011, Science)