Who is sir arthur Lewis?

Sir Arthur Lewis was a prominent Saint Lucian economist and a key figure in the field of development economics. He is best known for his dual-sector model, which analyzes the interaction between traditional agricultural and modern industrial sectors in developing economies. In 1979, he became the first Caribbean national to receive the Nobel Prize in Economic Sciences, recognizing his contributions to understanding economic development and policies in post-colonial nations. Lewis also held significant academic positions, including at the London School of Economics and the University of Manchester.