Lee Odden is the CEO of TopRank Online Marketing, a digital marketing agency that consults Fortune 100 B2B and B2C companies. He's also one of the world's foremost experts on SEO and content marketing, having authored "Optimize: How to Attract and Engage More Customers by Integrating SEO, Social Media and Content Marketing." In this episode of the Marketing Cloudcast, Lee explains how much SEO has changed since the '90s — and why it's still separate from content marketing. He talks about why influencer marketing can boost your company's SEO and content efforts and how to get started. Have questions about what review sites like Yelp and TripAdvisor mean for your brand online? Lee covers that, too, with actionable advice for companies of all sizes.