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A theory of change (ToC) is an explicit theory of how and why it is thought that a social policy or program activities lead to outcomes and impacts. [1] ToCs are used in the design of programs and program evaluation, across a range of policy areas. Theories of change can be developed at any stage of a program, depending on the intended use.
The epicenter (/ ˈ ɛ p ɪ ˌ s ɛ n t ər /), epicentre, or epicentrum [1] in seismology is the point on the Earth's surface directly above a hypocenter or focus, the point where an earthquake or an underground explosion originates.
Theory-driven evaluation (also theory-based evaluation) is an umbrella term for any approach to program evaluation that develops a theory of change and uses it to design, implement, analyze, and interpret findings from an evaluation. [1] [2] [3] More specifically, an evaluation is theory-driven if it: [4]
The Chicago school is best known for its urban sociology and for the development of the symbolic interactionist approach, notably through the work of Herbert Blumer.It has focused on human behavior as shaped by social structures and physical environmental factors, rather than genetic and personal characteristics.
The application of social ecological theories and models focus on several goals: to explain the person-environment interaction, to improve people-environment transactions, to nurture human growth and development in particular environments, and to improve environments so they support expression of individual's system's dispositions.
Each behavioural change theory or model focuses on different factors in attempting to explain behaviour change. Of the many that exist, the most prevalent are learning theories, social cognitive theory, theories of reasoned action and planned behaviour, transtheoretical model of behavior change, the health action process approach, and the BJ Fogg model of behavior change.
Kurt Lewin was a social scientist who researched learning and social conflict. Lewin's first venture into change management started with researching field theory in 1921. Five years later, Lewin would begin a series consisting of about 20 articles to explain field theo
Exemplifying Differentiation and System Theory, this photographic mosaic may be perceived as a whole/system (a gull) or as a less complex group of parts.. Talcott Parsons was the first major theorist to develop a theory of society consisting of functionally defined sub-systems, which emerges from an evolutionary point of view through a cybernetic process of differentiation.