Jeopardy is a great TV Show!
I agree!  I love to listen to the audiobook that is voiced by Trebek!  It features the "behind the scenes" material 
Oh I had no idea there was an audiobook about it, how interesting!
I've been watching Jeopardy since it debuted on NBC on March 30, 1964!  That's a long time ago!
Oh wow, yes it is. Has Trebek always been the host on there?
No - at one time it was hosted by Art Fleming, and aired at 11:30 a.m.
Oh, so when did the change in hosts happen?
I really don't know!  The original daytime version aired until January 3, 1975
Ah I see, that's probably when the switch was made. Is the show still running?
1978 to March 1979. The current version, a daily syndicated show produced by Sony Pictures Television, premiered on September 10, 1984.
Both NBC versions and the weekly syndicated version were hosted by Art Fleming. Don Pardo served as announcer until 1975, and John Harlan announced for the 1978–1979 season. Since its inception, the daily syndicated version has featured Alex Trebek as host and Johnny Gilbert as announcer.
With over 8,000 episodes aired, the daily syndicated version of "Jeopardy!" has won a record 33 Daytime
included boards from some of their past tournament games as well as boards specializing in some of the show's various categories. Also included are behind-the-scenes photos of how the show is produced, including writing the game material. (Trebek also voiced the audiobook, which featured the "behind the scenes" material on tape one, and audio versions of select games from the book on tape two.) Its sequel "The Jeopardy! Challenge", also co-authored by Trebek, along with Griffin, included