He has published extensively on development and human rights issues.

She has published extensively on the administration of justice and human rights.

He has published extensively in the field of human rights.

He has been published extensively in the American small press scene.

He has published extensively on a variety of issues in international law.

He has published extensively on American art, literature, and culture.

She has published extensively on women's and gender studies since the early 1970s.

He has published extensively on 17th and 20th century English literature.

In more than three decades he has published extensively on public opinion.

He has published extensively on the modern history of Norway.