Frank P. Ramsey was a British mathematician, philosopher, and economist, born in 1903. He is best known for his contributions to the fields of mathematics, logic, and economics, particularly in decision theory and the foundations of probability. His work laid the groundwork for many modern theories in these areas, despite his life being cut short when he died at the age of 26. Ramsey's most notable contributions include the Ramsey theory in combinatorics and the Ramsey pricing concept in economics. He also made significant advancements in philosophy, particularly in the philosophy of language and belief. His interdisciplinary approach has influenced various fields, making him a key figure in 20th-century thought.