Insights into the October 2021 Issue of the Journal of Endodontics Anita Aminoshariae, Amir Azarpazhooh, Anibal R. Diogenes, Ashraf F. Fouad, Gerald N. Glickman, Anil Kishen, Ariadne M. Letra, Linda Levin, Robert S. Roda, Frank C. Setzer, Franklin R. Tay, Kenneth M. Hargreaves