-- Circular economy: Characterization, criteria and implementation. -- A technical and systematic characterization of circular strategy processes. -- When Industry X.0 meets End-of-Life Aircraft treatment: A brief review and criteria for identifying the core technologies. -- How to foster the Circular Economy within the Pharmaceutical Industry? A research framework proposition. -- Optimizing closed-loop supply chain in the electric vehicle battery industry: a fully fuzzy approach. -- Drives and barriers for circular ion-lithium battery economy: a case study in an automobile manufacturer. -- Application of Life Cycle Assessment for more Sustainable Plastic Packaging - Challenges and Opportunities. -- Interoperability technology: Blockchain, IoT and Ontologies for data exchange. -- Integrating Processes, People and Data Management to Create a Comprehensive Roadmap Toward SMEs Digitalization: an Italian Case Study. -- Development of IoT solutions according to the PLM approach. -- Development of a multi-plant cross-function roadmapping tool: an industrial case in Food&Beverage sector. -- A preliminary framework of sustainability, smart cities, and digital transformation with effects on urban planning: A review and bibliometric analysis. -- Development of a human-centric knowledge management framework through the integration between PLM and MES. -- Blockchain applications in the food industry: a pilot project implementation in the ancient grains industry. -- Protecting Manufacturing Supply Chains through PLM -Blockchain Integration and data model encapsulation. -- Smart Product-Service Systems: A Review and Preliminary Approach to Enable More Flexible Development Based On Ontology-Driven Semantic Interoperability. -- A preliminary discussion of semantic web technologies and machine learning to support the complex parts manufacturing quotation: an aerospace industry case. -- An approach to Model Lifecycle Management (MLM) for supporting collaborative Ontology-Based Engineering. -- Learning and training : From AI to a human-centric approach. -- Investigation of an integrated synthetic dataset generation workflow for computer vision applications. -- Digital technologies and emotions: spectrum of worker decision behavior analysis.. -- Prediction of Next Events in Business Processes: A Deep Learning Approach. -- Machining learning algorithms for process optimization and quality prediction of spinning in textile industries. -- E-Learning Content Creation for Interdisciplinary Master of Science Program in Product Lifecycle Management (PLM). -- Enhancing Collaborative Design through Process Feedback with Motivational Interviewing: Can AI Play a Role?. -- Designing a human-centric manufacturing system from a skills-based perspective. -- Smart processes: Prediction, optimization and digital thread. -- Product model for lifecycle support of mechanical parts. -- Comparative Analysis of the Sustainability of Injection Molding and Selective Laser Sintering Technologies for Spare Part Manufacturing. -- Hybrid Production Structures as a Solution for Flexibility and Transformability for Longer Life Cycles of Production Systems. -- A methodology to promote Circular Economy in Design by Additive Manufacturing. -- Design And Release Process for Additive Manufacturing Parts. -- Investigation on additive manufacturing processes performed by collaborative robot. -- Optimization Framework for Assembly Line Design Problem with Ergonomics Consideration in Fuzzy Environment. -- Optimization of the operation management process of a company in the electronic manufacturing sector. -- Towards zero-defect manufacturing in the silicon wafer production through calibration: an Italian case.

This two-volume set IFIP AICT 701-702 constitutes the refereed post-conference proceedings of the 20th IFIP WG 5.1 International Conference on Product Lifecycle Management: Leveraging Digital Twins, Circular Economy, and Knowledge Management for Sustainable Innovation, PLM 2023, held in Montreal, QC, Canada, during July 9-12, 2023. The 61 regular papers included in this book were carefully reviewed and selected from 116 submissions. They are organized in the following thematic sections: Part I: Technology implementation: augmented reality, CPS and digital twin; organisation: knowledge management, change management, frameworks for project and service development; modelisation : CAD and collaboration, model-based system engineering and building information modeling. Part II: Circular economy: characterization, criteria and implementation; interoperability technology: blockchain, IoT and ontologies for data exchange; learning and training: from AI to a human-centric approach; smart processes: prediction, optimization and digital thread.