Principles of Systems

2018, John Sterman, System dynamics at sixty: the path forward The Challenges of System Dynamics Field Jay W. Forrester: A Bold Innovator Model architecture: compartments,

2011, George P. Richardson, Reflections on the foundations of system dynamics The four foundations The endogenous point of view Endogeneity and feedback Endogeneity in practice

2007, Jay W. Forrester, System dynamics—the next fifty years The past 50 years The present Impact on government Focusing on high-leverage policies Quality of work

1996, George P. Richardson, Problems for the future of system dynamics Understanding model behavior Accumulating wise practice Advancing practice Accumulating results Making models accessible Qualitative

1997, D.F. Andersen, G.P. Richardson, Group Model Building: Adding more Science to the craft Properties o f a good research program Replicable Cumulative Refutable Goals