Dave Troy is a serial entrepreneur and community activist in Baltimore, Maryland. He is currently CEO and product architect at 410 Labs, maker of the popular e-mail management tool Mailstrom.co. He has been acknowledged by the founding team at Twitter as the first developer to utilize the Twitter API, with his project “Twittervision,” which was featured in the 2008 MoMA exhibition “Design and the Elastic Mind,” curated by Paola Antonelli. His new crowdsourced project Peoplemaps.org uses social network data to map cities. He is also organizer of TEDxMidAtlantic in Washington, DC and is passionate about data, cities, and entrepreneurship.