Gentry Underwood is a designer and entrepreneur who has a passion for creating simple products that help people work together. He is the cofounder and CEO of Aspen, a new startup that’s transforming how people work together. Gentry was the lead designer at Dropbox, which he came to by way of Mailbox. Before cofounding Mailbox, the mobile inbox putting email in its place, Underwood led IDEO’s Knowledge Sharing domain.