For the second year in a row, the University of Wisconsin-Madison was ranked 19^th among world universities in an annual survey done by Shanghai’s Jiao Tong University. UW-Madison is one of only six American public universities to place in the top 20 and the highest in the Big Ten. The University of Michigan ranked 22^nd. Rankings are based upon alumni and staff winning Nobel Prizes and Fields Medals, research performance, highly cited researchers and papers published in Nature and Science, articles indexed in Thomson Reuters’ Science Citation Index Expanded and Social Sciences Citation Index and per capita performance based on the size of an institution.