41 Arranging and conducting educational conferences; Arranging professional workshop and training courses; Educational services, namely, providing courses of instruction at the graduate level and distribution of course material in connection therewith; Educational services, namely, providing training at the graduate level in the field of intelligence, national security, homeland security, and statecraft and distribution of course material in connection therewith; Entertainment services in the nature of organizing and providing public lectures and showing films in a variety of academic subjects and disciplines, namely, intelligence, national security, homeland security, and statecraft; Organization of exhibitions for cultural or educational purposes