I interviewed @Teresa Edgerton and Richard Shealy (aka Shecky X for those on Twitter) on developmental editing and copyediting. Thought I'd share, as so many threads get posted asking what the difference is.
http://jspinkmills.com/2015/11/24/spotlight-on-sff-editing-with-teresa-edgerton-and-richard-shealy/
http://jspinkmills.com/2015/11/24/spotlight-on-sff-editing-with-teresa-edgerton-and-richard-shealy/