Sibella Giorello writes the award-winning and bestselling mystery series starring forensic geologist Raleigh Harmon. The first book in the series, "The Stones Cry Out," won a Christy Award for excellence in Christian fiction. Since then, more Raleigh Harmon mysteries have followed, including a bestselling YA series in which the 15-year-old budding geologist uses mineralogy to solve crimes in her hometown of Richmond, Virginia. A former newspaper reporter, Sibella's journalism was twice-nominated for the Pulitzer Prize. Find out more by visiting her website, www.sibellawrites.com.