Peter Raven is an American botanist and environmentalist, notable as the longtime director, now President Emeritus, of the Missouri Botanical Garden. He served as an advisor to Pop...visualizza altroPeter Raven is an American botanist and environmentalist, notable as the longtime director, now President Emeritus, of the Missouri Botanical Garden. He served as an advisor to Pope Francis on Laudato Si and was named a Hero of the Planet by Time magazine. He lives in Wildwood, Missouri.visualizza meno