Cook's diverse law enforcement experience gives her a unique perspective on law enforcement personalities. Covering such jobs as detention officer, patrol officer, crime scene tech and plain clothes undercover officer has given her the real life experience to put together real characters that are three dimensional. This kind of real life experiences shows up in all her stories.
If you are looking for the typical police characters from the burned-out detective or the meticulous crime scene investigator you have the wrong author. But if you are looking for an author that knows what law enforcement officers think and do, she's the one because she lived it.