The discovery that your discovery has already been discovered is surprisingly common , said Stephen Stigler , a statistician at the University of Chicago who has written about the phenomenon .
Stephen Stigler /business/person/company University of Chicago
DT NN WDT PRP$ NN VBZ RB VBN VBN VBZ RB JJ , VBD NNP NNP , DT NN IN DT NNP IN NNP WP VBZ VBN IN DT NN .
Stephen Stigler
PERSON
University of Chicago
ORGANIZATION
/business/person/company