Boston’s street art is hitting a growth spurt. Here’s the man behind it. If it’s art, and it’s outdoors, Cedric Douglas either knows all about it — who made it, how it got there, and what it means — or he put it there himself. Last year, Douglas turned a bland wall at Northeastern University’s Behrakis Health Sciences Center into an explosion of colors and shapes, with a giant Tyrannosaurus rex at […]