Jean Libby is the radio interview guest on Lesley Gist's American History through Black Literature series, The Gist of Freedom, on May 9 at 8 p.m. EDT.  Jean Libby will reprise the reading of the last chapter of Benjamin Quarles' Black Abolitionists discussing John Brown . Libby will describe how Professor Quarles research and encouragement was formative in her John Brown studies beginning in 1977 and continuing with naming the ad hoc group which wrote and published John Brown Mysteries in 1999 Allies for Freedom in his honor.