ken lain

For centuries, poets and philosophers extolled the benefits of a walk in the woods: Beethoven drew inspiration from rocks and trees; Wordsworth composed while tromping over the heath; Nikola Tesla conceived the electric motor while visiting a park. Intrigued by our storied renewal in the natural world, Florence Williams sets out to uncover the science behind nature's positive effects on the brain.

After the fall of France in May 1940, the British Expeditionary Force was miraculously evacuated from Dunkirk. Britain now stood alone to face Hitler’s inevitable invasion attempt. For the German Army to be landed across the Channel, Hitler needed mastery of the skies – the RAF would have to be broken – so every day, throughout the summer, German bombers pounded the RAF air bases in the southern counties.

Over the course of a lifetime of service to his country, Colin Powell became a national hero, a beacon of wise leadership, and, according to polls, "the most trusted man in America". From his humble origins as the son of Jamaican immigrants, to the highest levels of government in four administrations, he helped guide the nation through some of its most heart-wrenching hours.