Later , he became editor of Dun 's Review and Modern Industry to which he contributed articles related to business ethics , philosophy and management style .
In 1932 , Sullivan joined Dun & Bradstreet and soon moved into the position of Advertising and Public Relations Director .
Later , Sullivan became editor of Dun 's Review and Modern Industry to which Sullivan contributed articles related to business ethics , philosophy and management style .
In 1932 , Sullivan joined Dun & Bradstreet and soon moved into the position of Advertising and Public Relations Director .