The flagship festival of new one-act plays that has played at EST for over 30 years and proves to be the longest running and most acclaimed one-act play festival in the country, returns in 2013 after being sadly absent for several years.This year's Marathon will be a three series event and feature sixteen new One-Act plays.Series A: May 18 - June 2Poison by John Patrick Shanley, directed by John Giampie…