The PLATINUM team members from the Leibniz University Hanover (LUH) presented the work of PLATINUM at the meeting of the Centre for Higher Mathematics Education at the University of Kassel. The presentation emphasized the role of inquiry in mathematics teaching and the team’s vision of further developments in mathematics teaching and learning. Afterwards, a discussion about the focus of the upcoming PLATINUM workshop on “Inquiry-Based Tasks in University Mathematics Education” at LUH.