Using simulation to support making decisions imposes that models are thoroughly validated. We discuss widely adopted techniques for testing the validity of simulation results against real observations, as various techniques may be employed depending on the statistical features and the number of...

In this paper the authors studied how Greek politicians use their Internet presence and in particular social media to engage citizens, examining the perceived significance of establishing an online presence and the motivating and hindering factors for doing so. The authors also studied how...

This paper provides an empirical study based on action research in which expert and novice facilitators in facilitated modelling workshops are compared. There is limited empirical research analysing the differences between expert and novice facilitators. Aiming to address this gap we study the...

Outsourcing, an operations strategy that influences the performance of a supply chain, has become an important component of global operations management. An effective global sourcing strategy helps companies to manage the flow of parts and finished products in meeting the needs of overseas and...

Sustainable operations management (SOM) can be defined as the operations strategies, tactics and techniques, and operational policies to support both economic and environmental objectives and goals. The subject of sustainability has gained much attention from both researchers and practitioners...

<title/> Relatively little has been published about the dynamics and mechanisms underpinning the trajectories and outcomes of public service Lean projects. This article addresses this gap by using Actor Network Theory (ANT) to elucidate the dynamics of Lean implementation in a UK hospital trust. The...