The document discusses the emerging field of education data science. It asks what kind of profession it will be, what related disciplines influence it, and what skills are important for practitioners. Education data science draws upon fields like statistics, learning sciences, and information sciences. Practitioners need skills in qualitative and quantitative methods, technology, and reasoning from imperfect data, with an emphasis on ethics. The document argues education data science can help improve educational practices and decisions if practitioners recognize data as socially situated and imperfect lenses for understanding contexts.