Ortner is a well-known proponent of Practice Theory.

He is a well-known proponent of inflation targeting, a topic on which he published significant research.

Albani was a well-known proponent of Salafism, and is considered one of the movements primary figureheads in the 20th century.

Its most well-known proponent was Tycho Brahe, who used it extensively for astronomical calculations such as those described above.

Routley's work had particular influence for Graham Priest, a well-known proponent of non-classical logic; Sylvan and Priest edited a well-regarded volume on the topic.

Brad Paisley is a well-known proponent of the "G-Bender" and uses a model from Charlie McVay.

Timothy Leary was a well-known proponent of the use of psychedelics, as was Aldous Huxley.

Muammar Gaddafi was a well-known proponent of Pan-Arabism and thus had worked to achieve union with several Arab states such as Egypt, Syria, Sudan and Tunisia.

A well-known proponent of the axe kick was Andy Hug, the Swiss Kyokushinkai Karateka who won the 1996 K-1 Grand Prix.

The whimsical paper engineering website has drawn attention from news outlets internationally, and has made Scott-Waters a well-known proponent of the movement toward online creative expression, responsible child rearing, and artistic self-employment.