Heather Graham has so many published books, there are ten pages in the Web Store under her name. https://bit.ly/2ybSUAA
Although she’s written twenty-six books in her popular Krewe of Hunter series, books that feature a special FBI unit that deals with possible paranormal involvement in crimes, she has many other books.
If you’re a fan of Graham’s, or haven’t yet discovered her, Elizabeth Crowan’s article in Black Gate is an excellent introduction to a fascinating author. You might want to check it out. https://bit.ly/2Ps6039