Marian Salzman is one of the world's leading trendspotters. She is executive vice-president of advertising giant JWT. Ira Matathia has spent 25 years managing and creating change in some of the world's top marketing communication enterprises. He is a partner in NoFormula, a strategic brand consultancy based in New York and London. Marian and Ira have co-authored the books Next: Trends for the Near Future, Buzz: Harness the Power of Influence and Create Demand, and The Future of Men.