He was a distinguished visiting fellow at the Hoover Institution from 1999 to 2006.

He produced several successful posters, one of which is featured in the Hoover Institution.

He is also a research fellow at the Hoover Institution.

Thiessen is currently a visiting fellow at the Hoover Institution.

He was 88 and had ended his academic career as a senior research fellow at the Hoover Institution there.

Since the 2000's, all his books are financed by the Hoover Institution.

In 1985 she was studying global indebtedness at the conservative Hoover Institution.

He became a media fellow at the Hoover Institution in September 2008.

The Hoover Institution is an influential voice in American public policy.

He was a research fellow at the Hoover Institution in 1984.