W. Arthur Lewis was a prominent economist from Saint Lucia, known for his pioneering work in development economics. Born in 1915, he became the first black person to win the Nobel Prize in Economic Sciences in 1979. His research focused on the economic challenges faced by developing countries, particularly in the areas of labor and industrialization. Lewis is best known for the Lewis Model, which explains how economies transition from agriculture to industrialization. His theories emphasized the importance of creating jobs and improving living standards in developing nations, influencing policies and economic strategies worldwide.