Petina Gappah to present Prize-winning ‘Out of Darkness, Shining Light’ to showcase marginalized historical voices by Chris Clements on August 10, 2020 share To say that writing a Chautauqua Prize-winning historical novel like Out of Darkness, Shining Light takes a lot of research is an almost laughable understatement — it took 21 years for author Petina Gappah to