The knowledge of storyboarding is important for everyone in production who has to communicate and understand visuals. You do not have to be able to draw well to produce functional storyboards, although lacking such ability will limit your chances of making a career out of it. A director sketching quick boards for the DP (director of photography) does not need quality art to get the point across. Production people simply need to be able to read storyboards to understand and make use of this great production resource.
If you are interested in pursuing storyboarding as a career, the first step in becoming a storyboard artist is understanding what storyboards are and how a storyboard artist works. Since you are reading this ...