Fazlur Rahman Khan was a prominent structural engineer and architect, known for his innovative designs and contributions to modern skyscraper construction. Born in 1929 in Dhaka, Bangladesh, he played a crucial role in developing the tube structure concept, which revolutionized high-rise buildings. His work on iconic structures like the Willis Tower (formerly known as the Sears Tower) in Chicago showcased his ability to combine aesthetics with engineering efficiency. Khan's approach emphasized the importance of integrating structural systems with architectural design, leading to safer and more sustainable buildings. He was also a dedicated educator, sharing his knowledge at institutions like the Illinois Institute of Technology. His legacy continues to influence architects and engineers worldwide.