Insegnante positivo che punta con mano lo studente afro-americano all'università - Foto e immagini stock

Pensive teacher standing near blurred multiethnic students in university

Middle aged teacher pointing with hand near multiethnic students and laptops in university

Smiling professor talking during lecture near blurred interracial students in university

Teacher pointing at chalkboard near blurred interracial students in university

Positive teacher with chalk talking to multiethnic students during lecture in university

Mature teacher pointing with hand near multiethnic students using laptops in university

Smiling teacher talking near blurred interracial students in university

Professor pointing at student during lecture in university

Mature teacher talking near blurred interracial students with laptops in university

Smiling teacher holding chalkboard near blurred students in auditorium of university

Interracial businessmen working in office near senior asian man on blurred foreground

Smiling pupil with book pointing with finger near teacher and classmates

Multicultural teenage pupils listening to middle aged teacher talking during lesson

Political agitator looking at notebook in front of voters in conference room, blurred foreground

Asian schoolboy looking at notebook near erase board and teacher

African american student with coffee to go and raised hand asking question during lecture in university

Mature speaker adjusting headset during seminar with business people on blurred foreground

Middle aged speaker pointing at document near blurred audience during business conference

Back view of blurred businessman asking question to asian speaker during conference

Blurred african american man holding coffee to go while sitting in classroom with interracial students