Joe Pulizzi is a speaker, blogger, and evangelist for content marketing. He is the founder of Junta42, a vendor-finding service for brands needing content help. Pulizzi discusses how buying decisions have changed from traditional marketing like TV ads to online content marketing today. He provides examples of successful content marketing from companies like P&G, Will It Blend, HP, Whole Foods, and Hubspot. Pulizzi argues that creating quality content through blogging, videos, and social media can help companies become thought leaders and drive more visitors, social sharing, and word-of-mouth referrals for their business.