Portret van een serieuze leraar in de klas. Bijles, professor, mentor aan de balie. Studeren, leren, opleidingsconcept - Stockfoto’s en -afbeeldingen

Teacher working at desk. Portrait of thinking male teacher, professor, tutor, mentor in school classroom

Portrait of serious teacher in school classroom. Tutor, professor, mentor man at desk. Studying, learning, training concept

Professor with serious face expression stands by desk with paper. Man with beard on white brick wall background. Teacher and school supplies in classroom. Classic education and knowledge concept

Portrait of thinking male teacher in school classroom. Teacher sitting on desk writing text in book at school classroom

Working day. Male working in business office. Bearded man. Mature hipster with beard. Confident brutal man. Business. Modern businessman. Businessman in suit. Man working. working hard play hard.

Portrait of male teacher working at desk in class. Tutor, professor, mentor man at desk. Studying, learning, training concept

Portrait of male teacher from preschool or elementary school working at desk in class. Mature man sitting relaxing in a classroom looking at the camera

Executive man. Male fashion in business office. Bearded man. Mature hipster with beard. Businessman in suit. executive meeting. Business. Modern businessman. Confident brutal man. executive office.

Young handsome bearded man scientist or professor with long beard and teacher glasses with book or notepaper sitting at table with wooden cubes isolated on white background

Angry bearded boss in black classic suit standing learning over desk with laptop in office

Smiling bearded employee in black suit showing OK sign by hand sitting at desk with laptop in office

Teacher and school supplies in classroom. Alternative education and knowledge concept. Man with beard on white brick wall background. Professor with serious face sits at desk.

Angry man businessman male scientist hipster with laptop and microscope shouts furiously in office with board for copy space on white background

Young handsome bearded man scientist or professor with long beard and teacher glasses with book or notepaper sitting at table with wooden cubes isolated on white background

School education and preparation concept. Teacher and school supplies in classroom. Professor with serious face expression sits at desk. Man with beard on white brick wall background.

Tutor and school supplies in classroom. Studying and education concept. Professor with beard and glasses on white brick background. Man with happy and thoughtful face sits at desk with rolled paper