To understand the proprietary technologies that govern our lives you need data - sometimes lots of it.  In this presentation, The Markup’s Leon Yin and WIRED’s Dhruv Mehrotra will discuss strategies to find and build datasets needed to analyze algorithms. From predictive policing to discriminatory pricing, they’ll discuss the different sources they've turned to, the tools and techniques they've used, and the ethical considerations involved in accessing and using sensitive information. Whether you're a seasoned investigative reporter or just starting out, this panel will provide valuable insights and practical tips for finding the data you need to tell important stories that hold power accountable.