The Atlantic’s Art Director is Paul Spella and Senior Designer is Zachary Bickel. The Digital Design Director is David Somerville, with D.J. Brinkerhoff as Digital Designer. I’m not certain who designed this version of the site that appeared in 2016.
Lyon Display delivers handsome and authoritative headlines while Rajdahni (in caps only) is used for bylines and other small labeling. Body text is set in Proxima Nova on index/section pages, and Lyon Text on article pages.