Elizabeth Reynolds is a Chartered Urban Planner and Director of Urben, an east London studio focused on planning, design and problem solving for urban environments. Over the past 20 years Elizabeth has worked in multidisciplinary teams on major infrastructure and regeneration projects including the Queen Elizabeth Olympic Park and Crossrail. Urben works from macro scale strategic city plans to detailed street design, with a common theme of making cities creative, productive and resilient places. She is a co-founder of Think Deep UK and has undertaken extensive research into the overlooked but important places beneath our cities.

• Chapter 1. Urban Growth — Up, Out & Down Chapter 2. Understanding the Underground Chapter 3. The 3D City Chapter 4. Adapting Underground Spaces Chapter 5. Adapting Underground Spaces Chapter 6. Adapting Underground Spaces Chapter 7. Adapting Underground Spaces Chapter 8. References