Zimmer Biomet (NYSE:ZBH) said yesterday it tapped former Covidien investor relations head Coleman Lannum as its investor relations senior VP, reporting directly to prez & CEO Bryan Hanson. Lannum has more than 15 years in investor relations, having held positions with Mallinckrodt Pharmaceuticals (NYSE:MNK), Covidien and Tyco Healthcare. During his time with Covidien, Lannum oversaw the company’s initial […]