Viking founder Torstein Hagen on the luxury cruise line specifically for baby boomers FortuneConyers a part of Viking’s $1.77bn stock debut Royal GazetteMeet the 81-year-old CEO who built a $10.4 billion luxury cruise line tailored just for baby boomers: ‘They’re the richest group we have around’ AOLViking cruise IPO makes CEO Torstein Hagen a multibillionaire – L.A. Business First The Business Journals