CJ&N Research Expands, Adds David Voelker, PhD

Des Moines, Iowa-based media research and consulting firm CJ&N is expanding its research capabilities with the addition of David Voelker, Ph.D., to the firm. Voelker has more than 20 years of experience conducting research in a variety of industries in the public and private sectors, including extensive global media research. He also brings specific research […]