Who was more known for his political activism, André Breton or Alexander Blok?
Alexander Blok Alexander Alexandrovich Blok (Russian: Алекса́ндр Алекса́ндрович Бло́к ; ] ; 28 November [O.S. 16 November] 1880 7 August 1921) was a Russian lyrical poet.
Wim Blok Willem Johannes "Wim" Blok (1947–2003) was a Dutch logician who made major contributions to algebraic logic, universal algebra, and modal logic. His important achievements over the course of his career include "a brilliant demonstration of the fact that various techniques and results that originated in universal algebra can be used to prove significant and deep theorems in modal logic."