Buckminster Fuller was an American architect, designer, and inventor, best known for his innovative ideas about sustainability and efficient living. He created the geodesic dome, a lightweight and strong structure that has been used in various buildings around the world. Fuller's work focused on using resources wisely and improving the quality of life for all people. In addition to his architectural achievements, Fuller was a visionary thinker who coined the term “Spaceship Earth.” He believed that the planet should be treated as a single, interconnected system. His ideas continue to inspire architects, environmentalists, and thinkers who strive for a more sustainable future.