Kate Brennan gave a presentation on content marketing. She defined content marketing as consistently creating and curating relevant and valuable content to attract and retain customers by changing consumer behavior. Brennan emphasized the importance of creating content that both interests customers and aligns with business objectives. She advised selecting informative or fun formats and finding the right frame to engage audiences. Overall, Brennan recommended focusing on being relevant to customers, not forgetting business goals, and considering curation as a content creation option.