The landscape of insurance is changing. Today, driven by advancements in technology and internet connectivity, the insurance industry is at the heart of a revolution, in which data from a seemingly inexhaustible list of sources can find its way into the underwriting and claims adjustment process. This array of information – from social media to the Internet of Things (IoT) – is giving insurers an even more detailed lens through which to conduct their business. In this paper, we’ll explore some of the data sets that hold the most promise for insurers, and we’ll lay out the tools and methodologies that they need to maximize their leverage over data.