In this world of big data, basic data literacy is an increasingly valuable skill. This holds true in the field of sustainability, where extensive datasets are published across various sustainability topics. This course aims to give theoretical and practical knowledge in how to select, analyze, and interpret sustainability data and models, in basics of data management, and in how to extract valuable insights and build effective data-driven storytelling that inform decision-making processes. This course is tailored to the challenges pertaining to systems thinking and sustainability.