by Gary Smailes on BubbleCow site:
In this article, you will discover the steps a novel must go through in order to be made into a film; you’ll gain a deeper understanding of the process and discover the elements that you, as an author, can control to have a positive impact on the chances of seeing your book on the big screen.
This article will focus on the period of time before filming begins since this is when an author has the most impact on the project.
Once the cameras start rolling, the author’s role lessens greatly.