“SimDelta”: Inquiry into an internet-based interactive model for water infrastructure development in The Netherlands

The Dutch Delta Program is currently developing new government policies for flood protection and fresh water supply. Decision support instruments have to address the program’s technical and political complexity. The water system functions are highly interwoven and would benefit from an integrated approach on a national level, with decisions...

Actor analysis for water resources management: Putting the promise into practice

Water related problems such as floods, droughts, declining groundwater tables or polluted rivers have a major impact on numerous societies throughout the world. Despite these serious problems, policy makers seem to make scant use of the knowledge that is available with water experts. Conversely, water experts face the task of finding out how...

Purposive interaction in multi-actor decision making: Operationalizing Coleman's linear system of action for policy decision support

Purposive Interaction in Multi-Actor Decision Making; Operationalizing Coleman's Linear System of Action for Policy Decision Support, started out with a ball and a web, a policy domain moved by a network of actors. How can the ball maintain its pace? Who are the actors that make the difference? How can policy annalists support them in moving the...

Defining Uncertainty: A Conceptual Basis for Uncertainty Management in Model-Based Decision Support

The aim of this paper is to provide a conceptual basis for the systematic treatment of uncertainty in model-based decision support activities such as policy analysis, integrated assessment and risk assessment. It focuses on the uncertainty perceived from the point of view of those providing information to support policy decisions (i.e., the...