More than 13,000 visitors attended Centaur’s Marketing Week Live show, up six per cent from last year. There were 475 exhibitors at the trade show at Olympia on 27 and 28 June, an increase from 2011’s figure of 400. The organiser reported 13,396 visitors across the two-day event. This year’s speaker line-up included Nokia’s Steven Overman on refreshi...