20 Intl. Workshop on Termination, Leipzig, Germany, September 3-4, 2025. Co-located with 14th Intl. Workshop on Confluence, September 2-3. https://www.imn.htwk-leipzig.de/WST2025/ News: - Registration opened (deadline: July 23) - Joint IWC and WST Invited Talk announced Aart Middeldorp, University of Innsbruck: Termination and Confluence: Remembering Hans Zantema In this presentation I give an incomplete overview of the many contributions of Hans Zantema to termination and confluence. Several of these were presented at earlier workshops on termination and confluence, and I include a biased overview of the development of these workshops and associated competitions. - WST accepted papers announced Best regards, Dieter Hofbauer and Johannes Waldmann, WST co-chairs.