A female teacher standing in front of a desk and whiteboard, giving a lecture on computer science or information technology. 

Teacher Giving Classroom Lecture

A teacher sitting in front of a whiteboard and a desk with a computer, giving a lecture on XML.

A female teacher standing in front of a whiteboard and a desk with a microscope, giving a lecture on virology.

An elementary school teacher giving a mathematics class on long division in a classroom.

Instructor Teaching In A Classroom

A female teacher standing in front of a desk and whiteboard, giving a lecture on drama or performing arts.

A teacher standing in front of a desk and whiteboard, giving a lecture on fine arts or art history.

A school teacher or professor giving a geography or urban planning class in a classroom.