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teacher looking serious - add your text
Professor teaching on blackboard
Portrait a male teacher at a university sitting in a comfortable leather chair at the department.
Businessmen
A senior Caucasian therapist is standing in his office with a green mental health awareness ribbon attached to his jacket and with copy-space.
Portraits of old and young man against a blue background
Man standing at chalkboard explaining Pythagorean theorem while pointing at triangle drawn on board, with colorful magnets and wall clock in background
Portrait of serious businessmen leaning on polystyrene board against black background.
elderly man with a serious expression sits at a table in a busy, well-lit room, hands clasped. He reflects on future issues like climate change, job losses due to automation, and power concentration
Active senior men coming for a job interview in an open work space. One is in his fifties, with bald head, the other in his sixties. Both are dressed in business casual clothes. Horizontal full length indoors shot with copy space. This is part of a series taken in Houston, Texas, USA.
blue suit t-shirt businessman mature senior
University professor giving explanations to a couple of students
Autistic man with school supplies headed to a special education class
Bald professor of university in smart casualwear sitting on desk against blackboard while crossing arms by chest and looking at you
Portraits of old and young man against a blue background
Portrait Of Teacher By Blackboard In Classroom
Portrait of sad man in suit. Doubtful and upset man
Portrait of happy businessmen in workflow. Two smiling men analyzing stock market exchange charts on big screen, happy with good forecast for investments. Business growth, investment activity concept
Autistic male standing on school grounds with school supplies .
The professor asks the students to help with the answer to the ignorant student at the blackboard.
Szczecin, Poland - Mai 14, 2014: Denmark Prince Frederik, during press conference in harbour.On 14 May 2014 Szczecin will host the heir to the throne of the Kingdom of Denmark, His Royal Highness Frederik and his wife, Her Royal Highness Mary Elizabeth. The Crown Prince Couple will spend one day in Szczecin. It will be the first visit of Danish Prince Couple to Poland.The main purpose of the visit was to promote Danish goods and services in Poland and to brand Denmark among Poles.
Portrait Of Smiling Man Against Blackboard
Two mature businessmen using a digital tablet together during a meeting.
Happy smiling male teacher giving a mathematics class turning to look at his students after writing an equation on the blackboard
Portrait of man in modern office environment
Free Images: "bestof:PNeumann PJCameron 2013.JPG en Mathematician Peter J Cameron right in blue and his doctoral advisor Peter Neumann left in green 2013-07-10 18 28 41 own Bert"
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