Ogilvy-Africa-has-appointed-internationally-experienced-communications-expert-Howard-Gregory-as-Managing-Partner-to-head-up-its-Public-Relations-and-Influence-PRampI-offering-for-its-Nairobi-office-He-starts-on-14th-November-and-will-report-to-Vikas-Mehta-CEO-ndash-Ogilvy-Africa