Researchers at Northwestern University in Chicago, America, established a link between musical ability and the capacity of the nervous system to take in sound patterns.
According to a financial-trust index launched this week by academics at the Kellogg School of Management and the University of Chicago, only 22% of Americans have faith in the financial system.
A city of northeast Illinois on Lake Michigan north of Chicago. Mainly residential, it is the seat of Northwestern University (chartered 85). Population, 73,233.