This is a FanGraphs reader poll. Since Vin Scully is number one, this is sort of like being number one because he's in his own league.
Head over to FanGraphs to rate GKR's charisma, analysis and overall performance. I'm looking forward to the Crowdsourcing Sideline Reporters project.
#1 is tough to argue with. The worst announcers are also named.
Tom Tango and Gary Cohen are correct - fans just don't care about the PED "issue". A worthwhile read, especially for the 2nd to last paragraph.