Definition: General term used to describe the effects of a programme, policy or socioeconomic change. Impact can be positive or negative as well as foreseen or unforeseen.
Comment: impact research analyses the effects of an intervention or programme or changes in society such as demographic or technological change.
Source: based on UK Evaluation Society; Cedefop, Descy and Tessaring, 2005
Source: Glossary Quality in education and training, CEDEFOP, Luxembourg: Publications Office of the European Union, 2011.