There's no question that influencers can be a powerful marketing tool for brands. But identifying the right influencer and the right channel for a campaign can be a struggle for many marketers. eMarketer's Jasmine Enberg spoke with Kamiu Lee, CEO of influencer marketing agency Activate, about why influencer marketing will remain relevant and how to effectively leverage influencers at every stage of the marketing funnel. Lee was interviewed as part of eMarketer's July report, "Global Influencer Marketing: What Platforms to Use, Policies to Follow and the Paths to Purchase Around the World."

By tapping into the right influencers, marketers are able to target a self-selected audience to hear about certain brands or products.