When Arielle Jackson started to develop the marketing and communications plan around Cover (bought by Twitter), she brought a lot of firepower to the job. During her 9 years at Google, she managed product marketing for Gmail, Docs, Calendar and Voice. She then the led go-to-market plans for new hardware products of Square. At Cover, she put everything she learned to work to help make the product uniquely valuable. Today, she does the same as an advisor to multiple startups.