Professional business coach writing economic formula on flipchart and explaining it to employees while leading educational seminar
Bald Mathematician Writing Calculation on a Board
Bald Mathematician Writing Calculation on a Board
Bald Mathematician Writing Calculation on a Board
Bald Mathematician Writing Calculation on a Board
Teacher writing calculations on the blackboard, steadycam shot
Trainer writing on flipchart during presentation for corporate clients
Businessman writing notes on the glass board near the mess on his table at night. Stock. Man overworking, writing calculations on glass
Senior Caucasian businessman pointing at charts and diagrams on flipchart and explaining them while giving presentation to diverse employees at educational seminar in office