He is an expert in experimental psychology.

He is known as an expert in criminology.

He has a deep interest in parapsychology.

She is majoring in clinical psychology.

Gestalt psychology is an important means to understand human cognitive processes.

My school is very big.

He is a world-renowned scholar.

I set aside time for study every day.

He is highly respected in the academic world.

He is studying at the library every day.