Editorial: Quality of Life Research in the Past Three Decades and Beyond

In celebration of the 30th anniversary of the International Society for Quality-of-Life Studies (ISQOLS) in 2025, we are pleased to publish this special issue of Applied Research in Quality of Life (ARQOL), the official journal of ISQOLS, with the theme "Quality of Life Research in the Past Three Decades and Beyond".As stated on the home page ( h t t p s : / / i s q o l s . o r g ) , ISQOLS is an international organization with the mission to advance interdisciplinary research and knowledge in the field of quality of life (QOL) studies.Founded in 1995, ISQOLS provides a valuable platform for various stakeholders, including academics, researchers, practitioners and policymakers to collaborate, share insights, and learn about the causes, concomitants and consequences of individual as well as societal QOL.It also promotes dialogue among these stakeholders on ideas, theories, methodologies, and micro-and macro-level practices, with the aim of enhancing QOL across different populations and geographical, cultural and societal contexts.Over the past 30 years, ISQOLS has been a leader in advancing innovative research into QOL, happiness, and well-being, yielding invaluable insights that contribute to individual and collective life satisfaction and happiness.We have invited colleagues who have made significant contributions to ISQOLS or QOL research, such as ISQOLS award recipients, to contribute papers to this special issue.The papers included in this special issue offer unique reflections on the progress we have made, the challenges we continue to face, and the future directions for the QOL field.