This book presents a series of revised papers selected from the Doctoral Consortium (DC) and the Workshops organized in conjunction with the 15th ACM SIGCHI Symposium on Engineering Interactive Computing Systems (EICS 2023) which was held in Swansea, United Kingdom, during June 27-30, 2023. The 17 full papers included in this book were carefully reviewed and selected from 33 submissions. They were organized in topical sections as follows: engineering interactive computing systems for people with disabilities (DISAB 2023 Workshop), engineering interactive systems embedding AI technologies (EIS-embedding-AI Workshop) and doctoral consortium EICS 2023.