René Beyeler was a Swiss art dealer and collector, known for his significant contributions to the modern art scene. Born on March 24, 1924, in Basel, Switzerland, he played a crucial role in promoting contemporary artists and was instrumental in establishing the Beyeler Foundation, which houses a renowned collection of modern art. Beyeler's gallery, founded in 1945, showcased works by influential artists such as Pablo Picasso, Henri Matisse, and Paul Klee. His keen eye for art and dedication to fostering cultural dialogue made him a prominent figure in the art world until his passing on February 28, 2010.