Despite what INXS may have insisted, not every single one of us has the devil inside. Which is good news for R.H. Stavis, an exorcist who also works as a screenwriter, and thus doesn’t have time to cast the demons out of your extended family. Though she did, oddly, find time to respond to my email questions about her new memoir, Sister Of Darkness: The Chronicles Of A Modern Exorcist (hardcover, Kindle), which she co-wrote with Sarah Durand.