Sentence examples for this theory has from inspiring English sources

But this theory has been widely criticized.

This theory has some validity.

This theory has adherents and challengers.

This theory has been scientifically debunked.

* This theory has since been somewhat discredited.

But this theory has not been proved in other contexts.

But this theory has not been tested in real time.

This theory has now been abandoned by most empiricists themselves.

This theory has shaped policy, behaviour and lives, though it remains highly controversial among terrorism scholars.

"This theory has absolutely no credibility," a Canadian Foreign Ministry spokesman said.

This theory has been one of the most important in criminology.