On Wednesday night, May 1, 7 p.m., Temple Shaaray Tefila is sponsoring a unique Erev Yom HaShoah concert with musicians from the Boston Symphony. Mark Ludwig, Executive Director of the Terezin Music Foundation, will be narrating a multi-media presentation with music and archival video of the composers of Terezin and an examination of life/survival/death in the so-called Model Ghetto. Free attendance.