In this episode, John Spencer is joined by Stuart Lyle. The urban operations lead for the UK Defence Science and Technology Laboratory, he describes a series of research studies and events that led to the creation of a new type of unit called Phalanx. Optimized for the unique challenges of urban warfare, the British Army is currently experimenting with the new unit. He also explains the historical trends that influenced the form Phalanx would take and details the specific changes made to company-sized infantry units to enhance their performance on the modern urban battlefield.