But to stride in jauntily they will have to change the way they work. Gartner, a consultancy, has predicted that by 2017 they will spend more on technology than their companies’ chief information officers. Already 70% of big American firms employ a “chief marketing technologist”, says Gartner. With the shift in emphasis from set-piece campaigns to rapid responses, CMOs need more people working directly for them. This is putting into reverse a 20-year trend of favouring “working spend” (what consumers see) over “non-working spend” (overheads), says Dominic Field of the Boston Consulting Group.