Zest is a content curation system. Zest creates a new-tab feed of content suggested by marketers, for marketers. Zest created a platform which combines human-reviewed content and approval flow, along with machine learning that will better understand each individual user’s interests, career path and current level of professional knowledge. Zest's community suggests and filters professional marketing content and only the most valuable articles are being scheduled and published in the Zest’s feed.