Luthfi Widagdo Eddyono contributed to the Secretariat for Research and Development (SRD) of the Association of Asian Constitutional Courts and Equivalent Institutions (AACC) for its sixth research book, titled “Access to Justice: Constitutional Perspectives.” He and other writers explored the intricate ways constitutional frameworks influence access to justice, covering different aspects of current issues like digitalization and the impact of the recent COVID-19 pandemic.