Dan Chen returns for the Science Commune segment and speaks with Dr. Peter Marks, Director of the FDA’s Center for Biologics Evaluation and Research (CBER). Dr. Marks reflects on his fortuitous path from academia to industry to government, plus the differences between each area. Dr. Marks explains the research and regulatory role of CBER, especially as it pertains to the latest cell therapies. And finally, the two discuss the impressive speed of COVID-19 vaccine science breakthroughs and regulatory approval.