There are ten diaries of John Morgan (the new character in Dead Island Riptide). Yes. It is weird that John picks up his own diary pages. And then reads them to himself. Diary 1-- Building in Paradise ...

There are 17 pages in the Island Guide Brochure (IGN calls this the brochure). They are found in various spots in the game. Guidebook Page 1-- Shed near the car to the east/southeast of Paradise camp.