This timeline shows the order in which each book of the Intervention series of books was published. To date, only two books have been published, although James is currently writing his fifth manuscript. James is currently working with a new publisher is re-publish the first two books before publishing the third (Intervention: Murky Depths) and subsequent books.
Please note that each book can be read of a stand alone basis, so it is not necessary to read the books in the order in which they were written and published. However, by reading the books in order you will become fully involved in the characters’ lives.