NEW YORK — Y&R PR has named Dean Mastrojohn, former global media relations lead for Pfizer, senior VP, integrated media. Mastrojohn will report to CEO, Olga Fleming, and will be responsible for leading scientific and corporate media relations across accounts and for growing the Y&R PR integrated media team alongside senior VP, Jenifer Slaw. 

RALEIGH, NC — Courtney Crowder will join APCO Worldwide to lead its Raleigh office and southeast outreach as managing director, effective November 1. Prior to joining APCO, Crowder built and operated his own consultancy, where he worked collaboratively with clients to help them achieve their goals by developing and implementing high-impact strategies based on keen insights and a tremendous understanding of issue advocacy as well as community impact.

WASHINGTON —Christopher McCaleb has joined Mercury as a managing director. McCaleb brings nearly two decades of experience as a national and international reporter specializing in legal affairs, law enforcement, politics, legislation, terrorism and conflict and the US defense and intelligence establishments for news outlets including CNN, the Fox News Channel, United Press International, McClatchy Newspapers and Congressional Quarterly. He also formed and operated his own consultancy, chaired a major communications firm’s litigation communications practice and helped one of the world’s largest law firms establish its strategic communications offerings.

MIAMI — MSSmedia has named Rebecca Astorga the account supervisor for its new communications division. Astorga joins the Miami-based media and marketing firm following her role at PR agency TARA, Ink., where she led the fashion & beauty division and launched a New York office.