R. L. Turner High School AP U.S. History and AP Government teacher, Lori Dumerer, is one of fifty teachers in the nation who received an invitation from the Bill of Rights Institute to participate in a three day seminar on the issue of Slavery and the Constitutional Republic. Dumerer will attend the seminar Mar. 11-13 in Arlington, Virginia. The selection is made from teacher from all 50 states. The program is co-sponsored by the Liberty Fund, a private educational foundation established to promote civic discourse.