In the development of socio-technical systems developers need to respond to market needs.

To help to identify disruptive innovations, product attributes have to be segmented in detail.

Clayton Christensen distinguishes between two fundamental types of innovation, sustaining and disruptive. Sustaining innovations protect the Environment, but disruptive innovations damage the Environment.

Innovation networks are often 'path-dependent', which means that the future evolution is clear.

Lead users and early adopters are essentially the same.

A national system of innovation is a special case of an innovation network.

The Bass model for the diffusion of innovations assumes that there are two distinct types of potential adopters.

In the diffusion of an innovation, trialability always results in higher levels of adoption.

Scenario planning is most appropriate for those cases where there is significant uncertainty about the future.

A Delphi study for forecasting is iterative, and requires answers to be fed back to experts.