Prakash ES. Explicit constructivism: a missing link in ineffective lectures? Adv Physiol Educ 34: 93–96, 2010; doi:10.1152/ advan.00025.2010.—This study tested the possibility that interactive lectures explicitly based on activating learners’ prior knowledge and driven by a series of logical questions might enhance the effectiveness of lectures. A class of 54 students doing the respiratory syst...