When Sugarland’s Kristian Bush signed on in 2016 to produce Lindsay Ell’s debut album, The Project, he gave Lindsay a “homework” assignment: re-record your favorite album. Lindsay’s favorite album? John Mayer’s 2006 album, Continuum, which spawned hits such as “Waiting on the World to Change” and “Say.” “Kristian gave me three rules: I needed to…… MORE