The 2016 Lewisburg Literary Festival Committee has announced this year’s featured author as Sara Gruen, the No. 1 New York Times and USA Today bestselling author of “At the Water’s Edge,” “Water for Elephants,” “Ape House,” “Riding Lessons” and “Flying Changes.” “Water for Elephants” was adapted into a major motion picture starring Reese Witherspoon, Rob Pattinson and Christoph Waltz in 2011. The festival is slated for Saturday, Aug. 6.