Jubilary 20th edition of ICOST (2023) will be held in Wonju, Republic of Korea, on 7th and 8th of July this year, titled Digital Health Transformation and Smart Ageing in Place, with & to Disability. A premier venue for the presentation and discussion of research in the design, development, deployment and evaluation of Artificial intelligence for health, Smart Urban Environments, Assistive Technologies, Chronic Disease Management, Coaching and Health Telematics systems, the conference features a dynamic program (available at https://www.icost-society.org/Program.pdf) incorporating a range of technical, clinical, and industrial related keynote speakers, plenary oral sessions, and poster presentations along with prototypes demonstrations and technical exhibits, with our Vladimir Urošević having participated in the organization and preparation as a member of the international Program Committee. Recent developments and results from the ongoing BRAINTEASER project, funded by the EU Horizon 2020 grant, will also be presented in our authored paper during the Regular Oral Session 1 on IoT and AI Solutions for e-Health onsite by María Fernanda Cabrera from Universidad Politécnica de Madrid, the coordinator of the project.