Nobel Prize relevant fields was greater), a greater delay in awarding Nobel Prizes for women's achievements making longevity a more important factor for women (Nobel Prizes are not awarded posthumously), and a tendency to omit women from jointly awarded Nobel Prizes. Four people have received two Nobel Prizes. Marie Curie received the Physics Prize in 1903 for her work on radioactivity and the Chemistry Prize in 1911 for the isolation of pure radium, making her the only person to be awarded a Nobel Prize in two different sciences. Linus Pauling was awarded the 1954 Chemistry Prize for his research into the chemical
Nobel Memorial Prize in Economic Sciences Prize in Economics is not one of the Nobel Prizes, which were endowed by Alfred Nobel in his will. However, the nomination process, selection criteria, and awards presentation of the Prize in Economic Sciences are performed in a manner similar to that of the Nobel Prizes. Laureates are announced with the Nobel Prize laureates, and receive the award at the same ceremony. The Royal Swedish Academy of Sciences awards the prize "in accordance with the rules governing the award of the Nobel Prizes instituted through his [Alfred Nobel's] will," which stipulate that the prize be awarded annually to "those who