Mathew Frith is an urban ecologist with over 25 years’ experience of land management policy and nature conservation practice. He has worked with voluntary organisations, public bodies and government agencies, such as the London Ecology Unit, English Nature, Peabody and London Wildlife Trust. During this time he has managed nature reserves and developed initiatives to protect and promote natural urban greenspaces. He has a particular interest in the relationship between nature and society in towns and cities.