Lily Thorup, Sarah Norris, Isabel McLoughlin and Jenny Lynch, students from Our Lady’s, Terenure at Áras an Uachtaráin to mark World Philosophy Day and launch the the Irish Young Philosopher Awards. Photo: Maxwells

Every Wednesday, teacher Elizabeth O’Brien takes a double-class which has no textbook and will lead to no exams. Over blocks of eight weeks, 30 stud(...)