Kerry Perse Voice Network Badge Voice Network contributor, an ongoing writer for our guest opinion column. Opinion ContributorKerry Perse is head of social media for media agency OMD, clients of which include Pepsi, McDonald’s, Nissan, State Farm, Wells Fargo and J.C. Penny. Voice Why Brands Need to Diversify When They Rely Upon Other Platforms On top of third-party platforms, they need to invest in their own commerce sites. Voice It’s Time for Marketers to Change How They Select and Reward Influencers Don't just pay for mentions. Create lasting partnerships, help build their careers, and offer them access to resources that will enable you to reach new heights together.