The document discusses Lisbon High School's efforts to increase participation in Advanced Placement (AP) courses through open access. It describes how the number of students taking AP courses and exams increased after barriers to entry were removed. Data shows participation grew from 16 students in 2002-2003 to 85 students in 2007-2008, with a corresponding increase in exams taken. The open access policy led to students taking more rigorous coursework across the curriculum.