Retrato de primer plano del profesor académico sénior en conferencia cerca de pizarra vacía. Conocimiento y concepto de educación tradicional - Foto e imágenes de stock

Closeup portrait of old male professor. Portrait of man with copy space. Successful face of mature teacher with eyeglasses

Serious teacher. Closeup portrait of senior academic professor near empty blackboard. Knowledge and traditional education concept

Serious teacher. Closeup portrait of senior academic professor near empty blackboard. Knowledge and traditional education concept

Serious Senior Man. Bearded middle-aged man with a serious expression in a closeup head and shoulders portrait

Confident businessman posing with folded arms Senior Man. Head and shoulders portrait of a bearded middle-aged man over a gray studio background with copy space

Elderly teacher. Funny professor or scientist in a elegant suit. Copy space on chalkboard, blackboard, banner

Serious Senior Man. Bearded middle-aged man with a serious expression in a closeup head and shoulders portrait

Confident middle-aged male teacher or professor standing in front of a blank chalk board. Funny professor or scientist in a elegant black suit. Teachers day

Senior man. Portrait of senior man with white beard over a wooden background

Senior man. Portrait of senior man with white beard over a wooden background

Senior man. Portrait of senior man with white beard over a wooden background

Old bearded man with long grey beard on smiling face in checkered shirt with red chilli pepper or capsicum on wooden wall background

Senior man. Portrait of senior man with white beard over a wooden background

One professional male visagiste with many different natural make-up brushes for eyeshadow powder and facial foundation on black background, vertical picture

Senior man. Portrait of senior man with white beard over a wooden background

Senior man. Portrait of smiling happy man with white beard over a wooden background

Old bearded man with serious face. Hairdresser with scissors cutting long grey beard in checkered shirt with scissors making new style on wooden wall background

Senior man. Portrait of senior man with white beard over a wooden background

Senior man. Portrait of senior man with white beard over a wooden background

Senior man. Portrait of senior man with white beard over a wooden background

Senior man. Portrait of senior man with white beard over a wooden background

One professional male visagiste with many different natural brushes for eyeshadow powder and facial foundation and big colorful set doing makeup on purple background, horizontal picture