John Tapp May 7, 2019 John Tapp, Podcast, Sky Racing Episode 97: Tappy chats with Jeff Collerson John Tapp May 7, 2019 John Tapp, Podcast, Sky Racing When it comes to greyhound racing there’s no better raconteur than respected journalist Jeff Collerson. In our special interview Jeff reflects on half a century as chief greyhound writer for the Mirror and the Telegraph.