From Component-Based Architectures to Microservices. A 25-Years-Long Journey in Designing and Realizing Service-Based Systems.- Automated Service Composition Using AI Planning and Beyond.- Software Sustainability in the Age of Everything as a Service.- On the Migration to and Synthesis of (Micro-)Services: The Use of Intelligent Techniques.- Pattern Atlas.- On Reuse in Service-Based Workflows.- A Reference Architecture for Smart Digital Platform for Personalized Prevention and Patient Management.- Social Requirements Models for Services.- Service Oriented Computing for Human as Service Providers.- Cognitive Augmentation in Processes.- Designing and Building Context-Aware Services: The ContextServ Project.- IT Service Engineering: a New Kind of IT Professional.- Towards IoT Processes on the Edge.- A Guiding Framework for IoT Servitization.- QoR-Driven Resource Selection for Hybrid Web Environments.- IoTSec: A Lightweight and Holistic IoT Security Based on IoT Data Contextualisation and Homomorphic Encryption.- Design Methodology for Service-Based Data Product Sharing and Trading.- About the Quality of Data and Services in Natural Sciences.- Just-in-Time Sentiment Analysis for Streamed Data in Greek.- Blockchain Quality Checking Through a Service Based Approach for Smart Contract Trustworthiness.