Petri nets provide executive facilities for simulation of causality, non-determinism and parallelism in discreet systems.Since they are a mathematical model in substance, they offer theory, which can be successfully used to verification of models.Executability of Petri nets predestinates them for simulation and fast prototyping.Object Petri nets re

Butser Ancient Farm has been at the forefront of experimental archaeology in Britain for more than 45 years.The size-matters-enlargers pioneering work of its first director Dr Peter Reynolds in the evaluation of Iron Age structures and agriculture demonstrated beyond doubt the importance of experiment in archaeology in the UK and international expe

When we focus on asymmetries of power in our society, we find that blame and praise are unfairly distributed, partly due Games to cultural narratives that favour and exonerate the privileged.This paper provides a partial explanation for this skewed distribution of blame and praise.I draw on three analyses of disappearance narratives that erase and