DBW closed out Wednesday afterfoon with a lively panel co-hosted by Mike Shatzkin and Michael Cader discussing, debating, and sometimes agreeing on what changes will affect the publishing industry the most over the next twelve months. Moving beyond generalized statistics on the percentage of overall book sales in digital form, Simon Lipskar of Writers House noted that with publishing comprising a “multiplicity” of businesses, it’s important to make “a more granular level of distinctions between authors and audiences,” since some bestselling authors’ sales are now approaching 50% digital or more, while other authors are selling books at 20% or less. […]