Vrolijke volwassen leraar in glazen houden boeken en kijken naar camera - Stockfoto’s en -afbeeldingen

Portrait of confident senior businessman standing with crossed arms and looking away

Handsome businessman in glasses standing with crossed arms in office

High angle view of bearded mature businessman in eyeglasses looking at camera in office

Bearded older businessman reading book

Smiling businessman using his laptop

Serious work. Jolly joyful senior man posing on blurryd backgrounds while has tablet and smiling to the camera

Serious senior businessman in eyeglasses looking at camera isolated on black

Cheerful businessman in glasses voting near brick wall

Confident mature businessman adjusting eyeglasses and looking at camera

Young businessman in blue blazer and eyeglasses writing on document isolated on grey

Thoughtful economist with notebook and pencil looking away isolated on grey

Serious senior businessman adjusting eyeglasses while looking at camera isolated on black

Smiling lecturer standing at podium tribune during seminar in conference hall

Handsome bearded speaker gesturing while talking near microphones

Happy bearded speaker gesturing while talking near microphones

Selective focus of handsome businessman pointing on camera isolated on white

Full length of well dressed businessman in glasses holding clipboard and paper on grey