Crispin Wright is the most well-known advocate of pluralism about truth.

He is a well-known advocate of academic freedom, blue skies research, and the culture of science.

Zerilli was a well-known advocate for the rights of mobsters to control criminal activity within their own territory.

She is a well-known advocate of ethical treatment of animals and a vegetarian.

She was a well-known advocate for the right to die.

Dr. Jack Kevorkian was the most well-known advocate of this practice.

Seaborg was a well-known advocate of science education and federal funding for pure research.

The well-known advocate for the rights of children looked very sincere, very earnest, very serious.

He used his position to become a well-known advocate of the unlimited coinage of silver.

Zhang had been a well-known advocate for reform and moral renewal during the Qing.