Boston agency Modernista! said it has named Darren Foot management supervisor. Foot will mainly work on the agency’s General Motor’s Hummer account. Prior to joining the shop, Foot spent seven years in a similar post at IPG’s Martin Agency in Richmond, Va., where he worked on the Alltel, CBS, Hanes, GE-GXS and Radisson Seven Seas Cruise accounts. He also worked in management positions at Cramer Krasselt in Phoenix.