Everything you ever needed to know about comedy

Dan O'Shannon is one of the executive producers of MODERN FAMILY.  He was a showrunner of FRASIER and an executive producer of CHEERS.  The man knows funny.  Recently he wrote a terrific book called WHAT ARE YOU LAUGHING AT?  A COMPREHENSIVE GUIDE TO THE COMEDIC EVENT.   Somehow he managed to explain comedy, which to me is harder than trying to describe the color red over the radio.   As