- featuring a series of essays by parliamentarians and other key thinkers on localism and the concept of the Big Society.

The magazine Spiked-online included Barrett in a survey of 134 persons they termed "key thinkers in science, technology and medicine."

He is regarded as one of the party's key thinkers.

ABS attracts leading academics and key thinkers from all over the world.

Subsequent key thinkers and teachers (acharyas or gurus) consolidated these teachings.

He is considered one of the key thinkers of the (British) New Left.

The course teaches the intellectual bloodlines of United States foreign policy by focusing on key thinkers and practitioners from Revolutionary times to the present.

Among the key thinkers who elaborated this approach is the sociologist Max Weber.

Includes chapters by most of the key thinkers in the first wave of the sexual revolution.

As a scholar, his specialty was "patristics," the study of the key thinkers in the first eight centuries of the church.