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People and education. Teacher writing on math equation on blackboard during lesson.
On the university campus, a male professor is giving an angry lecture.
Waist-up view of early 50s woman standing in front of class and smiling at camera, students at desks in background. Property release attached.
A distinguished senior man, characterized by his glasses and beard, stands amidst the bookshelves of the library, embodying the pursuit of knowledge and the love of literature.
Serious professor at the library
Teacher, Professor, Senior Adult, University,Library,Book,Senior,Men,60-69 Years,40-49 Years,50-59 Years,Photography
A portrait of university professor standing in the campus library, smiling and looking at the camera with copy-space.
Teacher using laptop to do an online / video class
Mature journalist writing down notes, preparing article for scientific magazine
A group of business people are using mobile devices in a meeting room.
Senior teacher standing holding a book in front of a bookcase
Smiling librarian man with arms crossed in library
Teacher in High School
portrait of young man in working office
Teacher, Professor, Senior Adult, University,Library,Book,Senior,Men,60-69 Years,40-49 Years,50-59 Years,Photography
A university professor is in the university library working on his research and using his mobile phone.
Handshake Deal of Business People in an Office
Inspired mature writer sitting in a library, completing last chapter of his new book
Portrait of kind elderly man. Happy Caucasian man in eyeglasses with gray hair standing on bookshelves background looking at camera with joy. Education for mature people concept
A middle-aged men works in a school library. Professor prepares classes at the department.
Portrait of a charming elderly male small business owner standing in his bookstore.
An old professor teaches mathematics front of the blackboard
Teacher at classroom sitting at desk and teaching students. He is talking to someone in classroom.
Angry teacher blowing whistle and pointing with finger.
Portrait of mid adult man at library
A senior Caucasian therapist is standing in his office with a green mental health awareness ribbon attached to his jacket and with copy-space.
Senior teacher standing holding a book in front of a bookcase
Man using computer. close up
Professor sitting at desk using digital tablet in classroom
Male librarian at his desk surrounded by books using mobile phone
Free Images: "bestof:Deputado Professor Lemos (PT)Foto: Pedro de Oliveira/Alep"
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