You’ve heard about “big data,” “data analytics,” and related fields. Maybe you’ve thought about how to make a career out of it. One obstacle — you’ve spent college reading Chaucer, not running regressions. You may think the only route now is a fancy graduate degree right out of school or a lengthy, unpaid internship. This isn’t necessary. Liberal arts to data analysis doesn’t have to be such a gap. Here’s how to plan your way.