People news: Elsevier and Ogilvy CommonHealth

Elsevier named Jay Katzen managing director for its Clinical Decision Support group. Katzen was previously managing director of the Academic and Government Markets Unit at Elsevier's Science and Technology division, where he led two acquisitions and delivered the SciVerse platform for scientific search and discovery while leading strategy for the company's SciVal offering.

Ogilvy CommonHealth Worldwide named Neil Contess president of its Consumer Care group. Contess joins the network from entrepreneurial marketing firm Euro RSCG Shake, where he was president and CEO. Before launching Shake, which sold to Euro in 2007, Contess served in senior roles at Wunderman and Bates/141 Worldwide.