A Net-based Formal Framework for Causal Loop Diagrams -- Modeling Operations of a Custom Hiring Center Using Agent Based Modeling and Discrete Event Simulation -- Modelling the Efficacy of Assurance Strategies for Better Integration, Interoperability and Information Assurance in Family-of-System-of-Systems Portfolios -- Multi-class Fleet Sizing and Mobility-on-Demand Service -- SMACOF Hierarchical Clustering to Manage Complex Design Problems with the Design Structure Matrix -- Modelling Safe and Secure Cooperative Intelligent Transport Systems -- Detection of Teamwork Behavior as Meaningful Exploration of Tradespace during Project Design -- Leveraging Data Analytics in Systems Engineering – Towards A Quantum Leap in Railway Reliability.