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Image of a Senior man in his mid-70s

Professor teaching on blackboard

Frustrated senior teacher standing in front of a chalk board.

Happy mature businessman contemplating at office lobby

Professional Male Teacher Gives Presentation, Uses Whiteboard with Technical Information and Charts to Illustrate Solution Options During Video Call. E-Learning and Remote Education Concept.

His mind works differently to many

Portrait Of Teacher By Blackboard In Classroom

Professor teaching a class at the university and writing on a whiteboard - education concepts

Salzburg, Austria. June 30, 2024. exterior view of the House for Mozart school in the city center

Portrait of male teacher at a university sitting in a comfortable leather chair at the department.

Portrait of a mid adult male businessman wearing smart work attire (suit and yellow tie) and spectacles. He is looking at camera.

$Professor writing on the blackboard.$

Young Male Scientific Researcher Writes Formula or Equation on Whiteboard In the University of Technology Modern Laboratory. Science and Research for Genetics or Technology Concept.

An elderly professor of mathematics stands in his office at a white board with notes and explains the material to students.

Business coach explaining brainstorming technique in conference room, medium shot. Project manager speaking in office meeting, front view

Indoor image of an exhausted male teacher or professor feeling sleepy in the classroom. He is standing against blackboard where his thought bubble is drawn depicting his sleepiness condition. The bespectacled man is in formal shirt, sweater and coat. One person, waist up, horizontal composition with copy space.

Mature teacher sitting at table in class and using laptop for video call with his students

Portrait of mature businessman in the office close up

college life

Vienna, Austria - June 19, 2022 - National Bank of Austria (Oesterreichische Nationalbank OeNB) Complex Main Building (Leopold Bauer Architecture, Early 20th Century) Sunny Blue Sky Summer Cityscape, Parking Lots for Various Types of Vehicles and Selective Waste Collection Station of Central Bank and Residential Area as Modern Community Street Areas in the Foreground, Historic Financial District, Otto Wagner Square (Ring Road Vienna, Sigmund Freud Park, Votive Church Vienna and University of Vienna Neighborhood), Josefstadt 8th District, Central Europe

Head and shoulders view of senior man in jacket looking at camera. Man in front of bookshelves. Intelligent looking man in smart clothing.

Salzburg, Austria - May 11, 2022: Haus der Natur (House of Nature), a museum of natural history and technology.

Mature man standing in the living room and smiling at the camera for a portrait

New Jersey

Portrait of teacher looking at camera and explaining topic in the classroom against blackboard

The teacher started a countdown on the phone during the exam for completing the task.

Shot of a handsome mature businessman with arms crossed posing in the work place.

Teacher. He is standing front of the white board and there is complex electrical formula on the board.

June 2023 Italy

Free Images: "bestof:Georg Altmütter - Erfinder und Professor.jpg de Der österreichische Technologe und Technik-Erfinder de Georg Altmütter 1787-1858 en The austrian engineer"

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