Insights & Reflections

Sarah Osman

How does behavioural theory improve intervention design?

Recently, I was confronted with an interesting question: what evidence do we have that programme intervention design is best served by using a theory? Do we have concrete data and evidence that using theory leads to more effective interventions? In my quest for a decent response, I realised that the question isn’t so much why interventions should be informed by theory, but rather, how they should be informed by theory.

Read More »
Sarah Osman

Modelling: theoretical underpinnings and parameters for correct application

Modelling is an interesting behaviour change method to understand because it seems that the scale of interventions that can be designed using it can make it very cost-effective, for example, due to the number of potential viewers of a film whose behaviour could be influenced. To help NGO practitioners take full advantage of modelling as a behaviour change method, this post provides an overview of its theoretical underpinnings and the conditions that make it work.

Read More »
Sarah Osman

Evaluating projects with a behavioural perspective

According to the leading evaluation resource, Better Evaluation, “evaluation, in its broadest sense, refers to any systematic process to judge merit, worth or significance by combining evidence and values”. One way in which many evaluations can be made more informative and user-friendly would be to incorporate behavioural international design frameworks as a way of assessing the extent to which an intervention truly made a difference in a community.

Read More »
Sarah Osman

Debunking and Pre-bunking: A brief overview of the application of Inoculation Theory to combat misinformation

Inoculation Theory postulates that attitudes can be inoculated against persuasive attacks by building the ‘cognitive immune system’, the same way that one can build biological immunity. Similarly to a biological vaccination, this psychological vaccination can be brought about by exposing individuals to a persuasive message that contains weakened versions of the argument.

Read More »