For MIT OpenCourseWare and MITx MicroMasters learner Michael Pilgreen, risk taking and hands-on learning opened new doors in finance — By Duyen Nguyen Even before joining a financial technology startup, Michael Pilgreen believed in taking risks and investing long-term — especially when it came to his education and career. For six years, Pilgreen worked in creative production management, specializing in painting, metalworking, and installations. He’d established himself in the art…