The book "Mathematics Between School and University" offers a comprehensive analysis of the transition issues from school to university in the field of mathematics. It is based on the results of a conference organized by the working group cosh to define the minimum requirements for mathematics degree programs in Baden-Württemberg. Experts from various educational sectors have collaborated on this work to illuminate the challenges and opportunities that arise during the transition from school mathematics to academic mathematics. The conference proceedings contain valuable recommendations and discussions that are relevant for both teachers and students. The content is written in German and provides practical approaches to improving mathematical education and supporting students in STEM fields.