This Special Issue aims to attract world-leading research on all topics related to sexuality and relationships for people with intellectual disabilities. Depending on the topic, articles can be theoretical, brief or full reports of original empirical findings. Specifically, the special issue invites academic and practice based researchers to contribute high quality papers which will develop the field and work towards people with intellectual disabilities being given the best possible support in this area of their lives. 　　本期专刊旨在吸引有关智障人士性与性关系的所有主题的世界领先研究。根据主题，文章可以是原始经验发现的理论，简要或完整报告。特别是，该期杂志特别邀请学术和实践研究人员撰写高质量的论文，这些论文将为该领域的发展和努力，向在其生活领域获得最佳支持的智障人士提供帮助。