Etty Darwin and the Four Pebble ProblemEtty Darwin and the Four Pebble Problem

"A gorgeous rumination on belief and imagination featuring Henrietta (Etty) Darwin and her famous father, Charles. Etty went on to become a valued and keen editor of Charles's work and a thoughtful and intellectual being in her own right. This imagined conversation between Etty and Charles as they stroll around Charles's real-life "thinking track" explores their close relationship and shows that even science is nothing without an open mind and imagination"--