Ключевые слова: academic, audioequipment, board, briefing, businessman, businesspeople, career, caucasian, center, coaching, communication, conference, cooperation, diagram, education, event, executive, explaining, indoors, information, institute, job, leader, leadership, learn, lecture, lecturer, male, man, marketing, meeting, microphone, office, participants, people, portrait, professional, public, screen, seminar, sitting, speaker, speech, speechmaker, studying, success, successful, teacher, training, university,