One of the more interesting topics in the business world these days is how employers go about hiring talent. The reason is simple: Businesses are run by humans (for now, anyway, until the artificial-intelligence overlords enslave us all). And in today's world of low unemployment and fresh corporate tax cuts, top talent is in demand, with employees having more options than ever.Grocery store chain Kroger (NYSE: KR) has made a push to become a desired place to work.