Dave Samson, general manager of public affairs at Chevron, will join Edelman as global corporate affairs vice-chair on May 1. It's a new post.
Based in San Francisco, he will report to Katie Burke, chief strategy officer & global head of practices and sectors.
At Chevron, Samson was responsible for digital communications, marketing, branding, research, analytics and social media.
He helped launch the oil giant's "The Power of Human Energy," "We Agree" and "Only Human" corporate marketing campaigns.
Before Chevron, Samson was VP-international corporate communications at Oracle, partner at Ketchum, VP-global communications at Levi Strauss and director of communications at IBM.