The fourth episode of the podcast series sponsored by NIFDI has been released. Hosted by educator and parent Dr. Zach Groshell, the series features interviews with trainers, authors, researchers, and others, each giving their insights on various aspects of DI. The fourth episode is titled “What is Direct Instruction Mathematics?” The guests are Marcy Stein and Bernadette Kelly. Marcy is co-author of the textbook Direct Instruction Mathematics. Bernie is a co-author of Connecting Math Concepts and Essentials for Algebra. Click here to listen to this informative podcast.