Data skills are so in-demand, they’re becoming increasingly useful in a number of fields—not just technology and finance. Marketing, human resources, sales, and customer service are just a few areas where your expertise can make a big difference to your job performance… This is an obvious one, but it’s worth mentioning, given that proficiency in Excel is one of the key skills to landing a good-paying job, according to a recent labor-market analysis by Burning Glass Technologies.  Read more >>