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
2015 Nobel Peace Prize 2015 Nobel Peace Prize The 2015 Nobel Peace Prize was awarded to the Tunisian National Dialogue Quartet for "its decisive contribution to the building of a pluralistic democracy in Tunisia in the wake of the Jasmine Revolution of 2011". The National Dialogue Quartet was formed in 2013 and comprises four organizations in Tunisian civil society: The Nobel Peace Prize is awarded annually to those who have "done the most or the best work for fraternity between nations, for the abolition or reduction of standing armies and for the holding and promotion of peace congresses". Tunisian singer/songwriter Emel Mathlouthi sang Kelmti