Ключевые слова: academic, attendees, audience, auditorium, back view, briefing, business, conference, convention, copy space, corporate, corporate training, crowd, discussion, educational, engagement, engaging, event, exchange, exposition, formal event, forum, gathering, glass, high school, industry conference, keynote, knowledge sharing, learning, lecture, meeting, modern, networking, panel, participation, people, presentation, professional, professional development, room, seated, seminar, session, sitting, speaker, summit, symposium, training, workshop,