Who was the noble prize 2012 winner?

There are several Nobel prizes. For 2012, the winners were:

• The Nobel Prize in Physics Serge Haroche and David J. Wineland
• The Nobel Prize in Chemistry Robert J. Lefkowitz and Brian K. Kobilka
• The Nobel Prize in Physiology or Medicine Sir John B. Gurdon and Shinya Yamanaka
• The Nobel Prize in Literature Mo Yan
• The Nobel Peace Prize European Union (EU)
• The Nobel Prize in Economic Sciences Alvin E. Roth and Lloyd S. Shapley