Hypersonic technologies are becoming ever more critical as we prepare for a future where a near-peer conflict is becoming a real possibility. In this interview, Dr Mark J Lewis delivers a hard-hitting analysis of the state of hypersonics globally. He answers a range of questions, from their deployment of the War in Ukraine to responding to the uncertainty felt by Congress on the role the technology should play. Few experts can talk so freely and candidly on the topic making this piece a must-read for anyone interested in this evolving domain.