Differentiating with Tech

Differentiation, one of those words that is easy to say, but hard to do. However, as Peter DeWitt reminds us in his blog post "Yes, Differentiation Is Hard. So, Let's Get It Right", watching students struggle because their needs are not being met, is for all of us harder than differentiating. So, if our ultimate goal is to provide quality education to all of our students, but there is only one of us and 150+ of them, each with individual needs, what do we need to add to our teaching arsenal to accomplish this herculean task?