Selective focus of african american lecturer talking to audience during seminar in conference hall
High angle view of lecturer looking at multiethnic audience during seminar in conference hall, participant raising hand
High angle view of attractive lecturer looking at multiethnic audience during seminar in conference hall
Handsome african american speaker talking in front of audience conference hall
Smiling businessman in formal wear talking during conference in conference hall
Businessman in suit standing at podium tribune and pointing with finger during conference isolated on white
Businessman in suit standing at podium tribune and looking away during conference on white background
Selective focus of multiethnic businesspeople in formal wear clapping and smiling during conference
Side view of attractive businesswoman standing during conference in conference hall
Scared businessman in suit standing at podium tribune and holding napkin during conference isolated on white
Attractive lecturer leaning on podium tribune during seminar in conference hall
Serious young lecturer in glasses and formal wear standing on podium tribune
Attractive, confident lecturer standing on podium tribune near microphone and laptop
Scared businessman in suit standing at podium tribune during conference
Handsome speaker talking during seminar in conference hall
Businessman in suit standing at podium tribune and speaking during conference isolated on white
Attractive lecturer pointing on multicultural audience during seminar in conference hall
Panoramic shot of businessman in suit standing at podium tribune and speaking during conference isolated on white
Smiling lecturer standing and gesturing at podium tribune during seminar in conference hall
African american businessman in formal wear talking during conference
Selective focus of scared businessman in suit standing near podium tribune during conference isolated on white
African american businessman in formal wear talking during conference
African american businessman in formal wear talking during conference
Attractive and confused businesswoman standing during conference in conference hall
Low angle view of scared businessman in suit standing at podium tribune and looking at camera during conference isolated on white
Panoramic shot of four multiethnic colleagues in formal wear talking and shaking hands
High angle view of smiling african american lecturer gesturing at podium tribune during seminar in conference hall
Young lecturer suffering from fear of public speaking hiding face with paper sheet while standing on podium tribune
Selective focus of attractive lecturer pointing on camera from podium tribune isolated on white
Beautiful assistant showing documents to attractive speaker during seminar in conference hall
Attractive lecturer in glasses standing at podium tribune during seminar in conference hall
Selective focus of lecturer talking in front of audience during seminar in conference hall, participant raising hand
Handsome african american lecturer standing at podium tribune and gesturing during seminar in conference hall
Panoramic shot of scared businessman in suit standing at podium tribune and obscuring face with paper during conference isolated on white
High angle view of smiling african american speaker talking into microphone during seminar in conference hall
Scared businessman in suit holding paper bag and showing shh gesture during conference
Back view of listener raising hand during seminar in conference hall
Businessman in suit standing at podium tribune and wearing glasses during conference isolated on white
Handsome african american speaker leaning on podium tribune during seminar in conference hall
High angle view speaker sitting on stage during seminar in conference hall and talking to multicultural audience
Scared businessman in suit standing at podium tribune and obscuring face with paper during conference isolated on white
African american businessman in formal wear talking during conference
University teacher standing at the podium tribune in front of blackboard
Businessman in suit holding microphone and looking at paper during conference isolated on white
Smiling handsome african american lecturer standing at podium tribune during seminar in conference hall and looking at camera
High angle view speaker sitting on stage during seminar in conference hall
Scared businessman in suit standing at podium tribune and drinking water during conference isolated on white
Scared businessman in suit standing at podium tribune and holding glass of water during conference isolated on white
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