Special sessions Special session 1: Industrial eXtended Reality Organized by: Antonio Emmanuele Uva, Politecnico di Bari (Italy) Special session 2: XR for learning and training: new trends and possibilitiesOrganized by: Andres Bustillo, University of Burgos (Spain) Special session 3: Extended reality to support human-robot interactionOrganized by: Andrea Sanna and Federico Manuri, Politecnico di Torino (Italy) Special session 4: Multisensory digital experiencesOrganized by: Monica Bordegoni and Marina Carulli, Politecnico di Milano (Italy) Special session 5: Artificial Intelligence and Machine Learning for XROrganized by: Andrea Bottino and Francesco Strada, Politecnico di Torino (Italy) and Antony Vitillo, New Technology Walkers (Italy) Special session 6: Digital transformation in museum field: the role of eXtended RealityOrganized by: Carola Gatto, Università del Salento (Italy) and Silvia Liaci, Università della Basilicata (Italy) Special session 7: Serious Games applied to Cultural Heritage from emotion to transformation: an analysis of factors influencing game designOrganized by: Sofia Pescarin, CNR ISPC (Italy) and Alberto Bucciero, CNR ISPC (Italy) Special session 8: eXtended Reality and Digital Twins in Cultural HeritageOrganized by: Carola Gatto, Università del Salento (Italy) and Silvia Liaci, Università della Basilicata (Italy) Special session 9: GeoXR – Methods and Applications of eXtended Reality in Geo-Information SciencesOrganized by: Roberto Pierdicca and Eva Savina Malinverni, Università Politecnica delle Marche (Italy) Special session 10: XR platforms for Unmanned Aerial Vehicles operationsOrganized by: Valerio De Luca and Claudio Pascarelli, Università del Salento (Italy) Special session 11: eXtented Reality teleoperation and AIOrganized by: Salvatore Livatino, University of Hertfordshire (UK) Special session 12: XR popularization: challenges and best practiceOrganized by: Yevgeniya Daineko, International Information Technology University (Kazakhstan) Special session 13: eXtended Reality beyond the five sensesOrganized by: Silvia Serino, Università Cattolica di Milano (Italy), Nicola Moccaldi, University of Naples Federico II (Italy), Giovanni D’Errico, Politecnico di Torino (Italy), and Antonio Esposito, Politecnico di Torino (Italy) Special session 14: XR for post-COVID rehabilitationOrganized by: Sara Arlati and Vera Colombo, Italian National Research Council – CNR-STIIMA (Italy)