John Bernard relishes a challenge, with Mozilla’s latest product, Firefox OS for mobile, taking on Apple, Google and Microsoft. He is a digital evangelist, urging marketers to immerse themselves in mobile. “The marketing world is spinning towards mobile faster than you can say ‘smartphone’,” he says. Bernard previously worked at mobile phone operators including LG, Siemens and Sony Ericsson. He was the Marketing Week Engage Awards’ 2013 Senior Marketer of the Year.