📣C&T 2025 Call for Participation Poster, Demos, Workshops, Practitioner, DC The 12th International Conference on Communities & Technologies (C&T 2025), to be held at the University of Siegen, Germany from July 26-30, 2025, cordially invites you to submit research papers, case studies, workshop proposals, posters, demos, panels/symposia, community events and doctoral research plans for potential presentation or facilitation at the conference! The biennial International Conference on Communities & Technologies (C&T) is the premier international forum for stimulating debate and disseminating research on the complex connections between communities – in their multiple forms – and information and communication technologies. C&T is brought to you by EUSSET, the European Society for Socially Embedded Systems, who also brings you ECSCW. We welcome researchers, designers, educators, industry, practitioners, and students from the many disciplines and perspectives bearing on the interaction between community and technology. The theme of C&T 2025 is “Approaching the Future, Embracing the Past” Papers and proposals are accepted from a variety of relevant perspectives including technology, philosophy, social sciences, policy, design, business, activism, health-care, industry, art, the humanities, and so on. ⏰ Submission Deadline for All Tracks: May 19, 2025 (23:59 AoE) 🔹 Posters & Demos Showcase your work-in-progress, early results, or innovative systems in an interactive setting. Ideal for sparking feedback and conversations. 🔹 Workshops Propose a hands-on or discussion-oriented session that gathers people around a shared topic of interest in community and technology. 🔹 Practitioner Day: Community Events Organize events designed by and for practitioners working in the field. These could include talks, panels, roundtables, or skill-sharing sessions. 🔹 Doctoral Colloquium PhD students: get focused feedback and mentoring on your research from senior scholars and peers in an inclusive and supportive setting. 👉 More details and submission links at: <https://2025.comtech.community/> https://comtech.community/ Spread the word and get involved—let’s build community through technology, together! For further details, see https://comtech.community/ General Chairs Konstantin Aal, University of Siegen David Unbehaun, Clausthal University of Technology