A Grounded Identidad: Making New Lives in Chicago's Puerto Rican Neighborhoods - Paperbackby Merida M. Rua (Author) Chicago is home to the third largest concentration of Puerto Ricans in the United States, but scholarship on the city rarely accounts for their presence. This book is part of an effort to include Puerto Ricans in Chicago's history. R? a traces Puerto Ricans' construction of identity in a narrative that begins in 1945, when a small group of University of Puerto Rico graduates earned scholarships to attend the University of