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Mature serious professor of university standing in front of blackboard in auditorium or lecture hall, writing down equation and explaining it

Mature serious professor of university standing in front of blackboard in auditorium or lecture hall, writing down equation and explaining it

Download this HD photo of professional occupation, 50-54 years, mature men, and young adult by Getty Images (@gettyimages)

Calendar outlinedPublished on SafetyLicensed under the Unsplash+ License
professional occupation50-54 yearsmature menyoung adultstandingverticalchalkboard - visual aidsmilingPeople images & picturesmature adulteducationworkingexpertiseportraitbusiness personoccupationmaleshumanPeople images & picturesmanFree images

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