Philos – Philosophizing in Upper Secondary covers the entire range of topics in philosophy education for upper secondary according to the guidelines of the new NRW core curricula. It offers students diverse opportunities to engage with philosophical texts and questions both analytically-discursively and practically-productively. The two-volume student book is divided into six thematic fields, which not only focus on the core topics of the curricular content areas but also repeatedly provide opportunities to take an expanded view of philosophical questions. The first volume is intended for use in the introductory phase, where the foundations for practical and theoretical philosophy are established. It includes two thematic fields: "Human Beings and Their Actions" and "Human Knowledge and Its Limits." In a very relatable manner, i.e.