By Rachel Kesseler and Rachel Mihulka WPP Group (or Wire and Plastic Products) was founded in 1986 in London and is now the world’s largest agency holding company. Its successful growth over the last 30 years is due in part to its strong leader–Sir Martin Sorrell, one of the most well-known CEOs in the world, although his…… Continue reading WPP and Pragmatism: How the World’s Largest Holding Company Looks to the Future