Ключевые слова: academic, audience, auditorium, business, businessman, businesspeople, career, center, clipboard, concept, conference, congress, convention, corporate, discussion, education, entrepreneur, entrepreneurship, event, financial, forum, gesturing, hall, indoors, information, knowledge, learn, lecture, lecturer, listeners, male, man, manager, meeting, participants, people, presentation, professional, scheme, screen, seat, seminar, sitting, study, studying, summit, training, university, view, workshop,