adult
adult education
age
applause
audience
casual
chair
classroom
communication
concept
consulting
copyspace
discussion
diverse
diversity
education
executive
explaining
gestures
group
indoors
joyful
lecture
lecturer
likeminded
listener
listeners
manager
mature
meeting
men
multiethnic
networking
people
person
public
room
row
seminar
senior
share
sitting
smiling
social
speaker
success
success support
training
view
women