bearded
blackboard
board
boss
business
businessman
cartoon
clipart
collection
conference
corporate
education
flip chart
flipchart
gesture
guy
hand
hold
illustration
lecture
lecturer
man
manager
middleaged
office
pen
person
pointer
pointing
poses
present
presentation
professor
seminar
senior
set
showing
speaker
stand
stick
style
teacher
teaching
template
trainer
training
various
whiteboard
worker