Professor is giving a lecture in the audience to students at university. Kyiv
Caucasian male teacher turning to camera and smiling cheerfully at college auditorium. Portrait shot of man professor at University. Rear
Medium shot of male African American professor talking to graduated students during ceremony outside university
Senior African American businessman practicing speech in empty auditorium 4k
Asian businesswoman speaking on stage in auditorium 4k
Young Business Professional Speaking at Seminar in Auditorium 4k
Young students listening the lecture with interest on university. Close-up of young professor's hand. Students listen to a lecture
Smiling businesswoman with tablet on green screen
showman presents his show, spreading his hands to the sides. The guy in the purple camisole and the cylinder. Bright tailcoat, suit. Rear view of a male public speaker speaking at the microphone
Professor is giving a lecture in the audience to students at university. Kyiv
One businesswoman emotional gesturing by hands and says about marketing and management strategies on the education seminar for colleagues
Woman in a blue shirt writing down notes from a seminar, sitting on a chair
Young instructor live streams yoga lesson from observation deck
Young teacher lecturer takes off glasses when feeling tired, massaging his temples
Multi-ethnic postgraduate male student leafs through the book pages, sitting on the library floor
Rear of Caucasian male professor standing in front of students in college and talking to them while having lection. High school. Back view
Older and younger multiracial colleagues listening to speaker at meeting.
African American businessman speaking in business seminar in auditorium 4k
Young professor teaching a lecture at library campus of a high school establishment
Caucasian speaker teaching at international conference, panning shot
Young students listening the lecture with interest on university. Close-up of young professor's hand. Students listen to a lecture
Professor is giving a lecture in the audience to students at university. Kyiv
Caucasian businessman speaking in business seminar on stage in auditorium 4k
Bald Businessman Pointing at the Board
Offline education. Woman teacher standing near whiteboard with math formulas and explaining topic to students
Selective focus rear view of unrecognizable business people raising hands to ask their questions to lecturer
group of business people having a meeting
A young person demonstrating on a green screen...
Close-up male teacher on background of students making notes while listening to the lecture in class
Happy diverse employees listening to motivated lecturer at training.
Stylish studio portrait of an African man
Pleasant African American teacher, lecturer having an online consultation by video link with student
Stylish studio portrait of an African man
Bald Businessman With His Hands in Front of His Body
Male teacher talking with students in a university classroom, shot on R3D
Millennial lecturer collaborating with diverse young employees
Man participates in online teaching conference via webcam
A young professional in focus - on a green screen - clapping with enthusiasm...
Panning shot of joyous female teacher standing by flipchart and talking to group of adult middle eastern students in classroom
Friendly women groupmates standing at whiteboard at classroom and discussing formulas, preparing project at library
Lecturer speaking to audience
Stylish studio portrait of an African man
Students at a university or college write a lecture on a laptop. Graduate at the Institute
Caucasian speaker teaching at international conference, panning shot
Experienced business professional presents at seminar in auditorium 4k
Virtual Reality: Businesswoman Embraces Technology for Productivity
Positive middle aged man teacher explaining English rules to camera, writing examples om whiteboard at classroom
lecturer tells presentation on the scene to packed house of listeners