Heidegger's influence upon 20th century continental philosophy is unquestioned and has produced a variety of critical responses.

Mead was a very important figure in 20th century social philosophy.

He specializes in nineteenth and twentieth century continental philosophy.

The Vienna Circle's influence on 20th century philosophy was very large.

Logical Investigations helped to create phenomenology, and has been credited with making twentieth century continental philosophy possible.

Logical Investigations has been credited with making twentieth century continental philosophy possible.

There are obvious examples of this in the links between 20th century philosophy and Christian theology.

These works were well received by Kant's contemporaries and confirmed his preeminent status in eighteenth century philosophy.

With eight volumes and nearly 1,500 entries by over 500 contributors it is one of the monumental works of twentieth century philosophy.

Nonetheless, in the main stream of twentieth century philosophy there were very few philosophers who give serious consideration to religious questions.