NEW YORK: In the wake of Harris Diamond's departure from Weber Shandwick to lead ad agency network McCann Worldgroup, contemporaries in the industry said he was a visionary who led his firm to be one of the most successful in the country.
In the 11 years Diamond led the agency, he created a powerhouse that had other shops looking over their shoulders.
“They are clearly our No. 1 competitor,” Edelman CEO Richard Edelman said. “They are the people we fear and ...