Stefan Petrucha (born January 27, 1959) is an American writer for adults and young adults. He has written graphic novels in the The X-Files and Nancy Drew series, as well as science fiction and horror. Born in the Bronx, he has spent time in the big city and the suburbs, and now lives in western Massachusetts with his wife, fellow writer Sarah Kinney, and their daughters. At times he has been a tech writer, an educational writer, a public relations writer and an editor for trade journals, but his preference is for fiction in all its forms.