Doug Ruhl, 44, has joined Digitaria, a JWT company, as vice president of business development. He will be based in JWT's downtown Chicago space in the Merchandise Mart, but split his time between the windy city and Minneapolis, where earlier this year Digitaria absorbed JWT's digitally dedicated office. ¿¿Ruhl has more than 10 years of experience in digital marketing and technology, working with companies such as McDonald's, Kellogg's, Harley-Davidson, Epson, Adobe and Dolby Labs. Before serving as director of marketing services at SapientNitro in Chicago, Ruhl was vice president of business development for iCrossing. He was also managing director of business development for digital marketing pioneer Proxicom.