The goal of these special issues on Empirically Supported Protocols in Biofeedback Practice is to inform readers about the replication crisis in science and respond to this crisis by providing cutting-edge standardized protocols that can be used to conduct quality research projects. As discussed in the first Special Issue on this topic (Biofeedback, 48[1]), we can use these standardized protocols to directly address the replication crisis by leveraging the membership of the Association for Applied Psychophysiology and Biofeedback to create studies that utilize standardized protocols, sound research designs, larger sample sizes, and appropriate statistical techniques. Taking advantage of