Jack Cornish is Director of England at the Ramblers, Britain's largest walking charity. In 2017 he walked across the country from Land's End to John O'Groats, where he fell in love with the history of paths and walking. He is the author of The Lost Paths, an exploration of the deep history of our path network and regular on television and radio. Jack is a born and raised south east Londoner. He lives in Lewisham, from where he sets off on his mission to walk every street in the city.