How has Leonardo Fibonacci impacted the world?

Leonardo Fibonacci, known for introducing the Fibonacci sequence to the Western world through his book "Liber Abaci" in 1202, has profoundly influenced mathematics, science, and nature. His sequence, where each number is the sum of the two preceding ones, appears in various natural phenomena, such as the arrangement of leaves and the patterns of shells. Additionally, Fibonacci's work laid the groundwork for modern number theory and has applications in computer algorithms, financial modeling, and art. His contributions have bridged mathematics with the natural world, enhancing our understanding of both.