In a brief but prolific career, a young writer asked whether evangelical Christianity could change. In doing so, she changed it. Guests: Elizabeth Dias, who covers religion for The Times, in conversation with Natalie Kitroeff.  For more information on today’s episode, visit nytimes.com/thedaily. Background reading: Read the Times obituary for Rachel Held Evans, the best-selling author who challenged conservative Christianity and gave voice to a generation of wandering evangelicals wrestling with their faith.