Nobel Prize bond and its application to the structure of complex substances. Pauling was also awarded the Peace Prize in 1962 for his activism against nuclear weapons, making him the only laureate of two unshared prizes. John Bardeen received the Physics Prize twice: in 1956 for the invention of the transistor and in 1972 for the theory of superconductivity. Frederick Sanger received the prize twice in Chemistry: in 1958 for determining the structure of the insulin molecule and in 1980 for inventing a method of determining base sequences in DNA. Two organizations have received the Peace Prize multiple times. The International Committee
The Invention of the Jewish People cultural construct to rest." Balter's article further cites Noah Rosenberg of the University of Michigan, Ann Arbor, as saying that although the study "does not appear to support" the Khazar hypothesis, it "doesn't entirely eliminate it either." Shlomo Sand has contested the claim that his book has been contradicted by recent genetic research published in "Nature" journal and the "American Journal of Human Genetics". In a new afterword for the paperback edition of "The Invention of the Jewish People", Sand writes: Another study on European Jewish population genetics was published in 2012 (Elhaik et al.). According to his study's conclusions,