Introduction: The ISCR Medical Writing Symposium 2026 aims to equip medical writing professionals with the strategic, scientific, and regulatory skills needed in an era of AI-augmented drug development. Through expert-led sessions and panel discussions, the symposium will explore evolving expectations in regulatory writing, publication strategy, AI integration, and real-world evidence communication. The programme provides a platform for knowledge exchange, cross-functional collaboration, and alignment with global standards, to enhance the quality, clarity, and impact of scientific communication across the drug development continuum.