Ключевые слова: academic, audience, briefing, business, businessman, center, coaching, conference, congress, convention, cooperation, corporate, education, educator, entrepreneur, entrepreneurship, event, explaining, forum, gesturing, giving, group, hall, indoors, information, institute, knowledge, learn, lecture, male, man, manager, meeting, participants, people, podium, presentation, professional, public, screen, seminar, speaker, speech, study, talk, teacher, teaching, training, university, workshop,