One of the charter schools' most vocal advocates said he considered them to be virtually a dead issue now.
Many librarians have been vocal and active advocates of open access.
He was a vocal advocate of equal opportunities for individuals in business.
He has been a vocal advocate for space research in Pakistan.
"He became a much more vocal advocate with that letter," said one owner.
"Iraq's most vocal advocates now have a big problem," said a senior American official.
Afterward, he became a vocal advocate for the rights of the disabled.
He was also a vocal advocate of a scientific and rational Christianity.
As a state representative, he was a vocal advocate for his neighborhood.
