Robert Venturi was an influential American architect born on June 25, 1925. He is best known for his innovative designs that challenged traditional architectural norms. Venturi's work emphasized the importance of context and historical references, leading to a new approach in postmodern architecture. His notable projects include the Vanna Venturi House and the Sainsbury Wing of the National Gallery in London. He received the Pritzker Prize in 1991, solidifying his legacy in the architectural world.