Behavioural Insights Projects
Discover projects applying behavioural science to policy from around the world. Add your own projects, whether completed or still ongoing, to contribute knowledge on BI applications across different countries, policy areas, and topics of interest.

Number of BI projects:
0
Legend: Projects status
- Pre-registered project
- Completed project
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BI Project
The 'Fit op jouw manier' (Fit your way) campaign aims to encourage overweight individuals to get after. The campaign successfully reaches the target audience, motivating them with tips that they then practice. For example, more people now regularly take the stairs instead of the life or escalator.
Why this experiment was conducted: combating overweight and obesity
The Prevention Agreement aims to reduce the proportion of overweight adults from 50% in 2018 to 38% by 2040. A healthy lifestyle…
Current psychological research has focused a great deal of studying susceptibility to misinformation across a single domain (e.g. COVID-19, Climate Change, etc...). It's not well understood if susceptibility is dependent on the content and context of misinformation. To address this, our team will investigate which predictors of susceptibility are consistent across topic areas.
Challenge
Conditional cash transfers are funds given to households if they fulfill certain requirements, such as sending their children to school. These cash transfers can boost households’ investment in health and education; however, they are expensive, and it is often complicated to track and enforce compliance with the requirements. Removing the conditions may make cash transfer programs more cost effective by decreasing administrative costs, while still providing a nudge to increase school…
Home Energy label
BI Project
Helping people get more out of language: How can you help individuals with limited literacy skills…
The 'Doe meer met taal' (Get more out of language) campaign was launched to reach out to individuals with limited literacy skills whose mother tongue is Dutch. At its conclusion, people in the target group said they felt more motivated to improve their language skills. They are also more inclined to take proactive steps, for example by engaging in language-related activities at home. 66,000 people visited the campaign website.
Why this experiment was conducted: everyone should be equipped with…
Landfills are a major contributor to methane emissions in the United States. By diverting organic waste from landfills, composting may reduce the global warming effects caused by methane. However, only a small proportion of compostable food is currently composted. This is because of barriers to composting that are both structural (lack of public composting infrastructure) and psychological (insufficient knowledge about and interest in composting among prospective users).
We set out to develop a…
BI Project
Walk-in vaccination without an appointment: does the absence of the need to schedule a vaccination…
Could we expect a higher vaccine uptake if vaccination appointments are no longer necessary? A campaign in neighbourhoods where vaccination rates were lagging sought to test whether emphasising convenience led to an increase in the number of administered vaccinations, by offering walk-in vaccination without an appointment. This indeed proved to be the case. Furthermore, getting a COVID-19 vaccine on a walk-in basis has become popular, along with the platform PrikkenZonderAfspraak.
Why this…
Challenge
Many people in developing nations have limited access to formal savings mechanisms, impeding their ability to save money and invest in agricultural inputs like tools and fertilizer that might help improve their crops. Among the many structural reasons for low savings rates (inaccessible banks, high transaction costs, distrust of financial institutions, lack of financial literacy), psychological barriers such as impatience or lack of self-control may also play a role. Additionally,…
In the study, the effectiveness of four reminder messages was evaluated through an online laboratory experiment involving 2,963 participants. The content of these messages was designed based on evidence from behavioural sciences, and their effect was contrasted with that of a simple, brief, and direct message (control message). The impact of the reminders was measured through four outcome variables: the action participants declared they would take after receiving the message, understanding and…
The Environment Act 1986 established the Ministry for the Environment (MfE), which is the primary adviser of the New Zealand Government on environmental matters. The purpose statement for the MfE is “A flourishing environment for every generation – He taiao tōnui mō ngā reanga katoa [te reo version, the indigenous language of the Māori people].
MfE is actively engaged in reducing waste across the country, as illustrated by the recent Aotearoa New Zealand Waste Strategy. To lead by…