[4] During her tenure at the university, she received the 2004 American Council of Learned Societies Andrew W. Mellon Foundation Junior Faculty Fellowship to research her first book.
[5] Igo eventually published her first book in 2007 titled The Averaged American: Surveys, Citizens, and the Making of a Mass Public.
She republished her dissertation into a social sciences book focused on how the increasing use of surveys, polls and other forms of statistical measurements have shaped American society.
[2] Prior to leaving the University of Pennsylvania, she co-founded the National Forum on the Future of Liberal Education with Peter Struck.
In order to write her book, she received a Short Term Visiting Scholarship from the Max Planck Institute for the History of Science[11] and the New Directions Fellowship from the Andrew W. Mellon Foundation.