An evaluation of an adaptive learning system based on multimodal affect recognition for learners with intellectual disabilities. - Penelope Jane Standen; David J. Brown 001; Mohammad Taheri; Maria Jose Galvez Trigo; Helen Boulton; Andrew M. Burton; Madeline Hallewell; James G. Lathe; Nicholas Shopland; Maria A. Blanco Gonzalez; Gosia Malgosia Kwiatkowska; Elena Milli; et al. (Br. J. Educ. Technol., 2020)