Diabetes sufferers and their caretakers are beginning to take matters into their own hands as they impatiently await an artificial pancreas that would simplify disease management. Bryan Mazlish, a programmer working in the finance industry, has created algorithms for an artificial pancreas. He's formed a company, Bigfoot Biomedical, that recently partnered with Dexcom ($DXCM) in hopes of debuting the device by 2018. Like other do-it-yourselfers who've helped advance diabetes devices, Mazlish has two key qualities: technical expertise due to his job, and real-world experience and motivation due to time spent taking care of his diabetic son. More