The soundness of military strategy and the nimbleness with which strategy can adapt to unforeseen circumstances are the two most important factors in deciding victory or defeat. This is the clearest lesson to emerge from the Ukraine war, argues Mick Ryan, one of the most quoted and influential military experts on the conflict.‍We heard from Mick about the ongoing war in Ukraine and his new book in a conversation hosted by the Lowy Institute’s Sam Roggeveen, which included questions from the audience. See omnystudio.com/listener for privacy information.