Unlocking the Potential of Behavioral Science in Public Policy

Ashoka Behavioural Insights Team
The Nudgelet
Published in
5 min readJan 30, 2024

By Mitali Gujarathi (UG24), Illustrated by Sidhak Bajwa (ASP 24)

By Sidhak Bajwa

Behavioral Science (BeSci) delves into the intricate social factors shaping behaviour, such as social norms and peer effects. Policymakers now leverage this understanding to design interventions that tap into social influence for positive change. Nudges, like default options and social commitments, guide individuals toward better choices. Unlike traditional policy shaped by economic and political factors, BeSci enhances effectiveness by aligning with human behavior, offering a potent approach in areas like health promotion and financial literacy where conventional methods may fall short.

The application of subtle nudges in public policy makes a bold promise of steering society towards desirable outcomes. However, this paradigm shift towards leveraging behavioural science raises ethical concerns, particularly concerning transparency and autonomy. The potential for keeping individuals in the dark about the influences guiding their choices becomes a pertinent consideration. As the field continues to evolve, it prompts a critical examination of how much information should be disclosed to individuals, striking a balance between guiding behaviour and respecting the freedom to make decisions independently.

But here’s the catch: do these policies influenced by behavioural science theories work the same everywhere? We’ll explore cross-country differences, long-term effects, and ethical concerns that pop up in the mix. It’s like peeking behind the curtain to see how these policies really play out in our everyday lives.

In the United States, the Save More Tomorrow (SMarT) program stands as a groundbreaking initiative that employs behavioural economics to counteract present bias, a common tendency to favour immediate gratification over long-term benefits. Developed by Richard Thaler and Shlomo Benartzi, this innovative program encourages employees to pre-commit to raise their retirement savings with each pay raise. This “future commitment” approach effectively side-steps the immediate gratification trap that hinders saving efforts. By tapping into behavioural insights, the SMarT program cleverly addresses the human tendency to prioritize short-term desires over long-term rewards. Instead of demanding drastic adjustments to current spending, the program advocates for gradual increases in savings rates as income rises. This incremental approach minimizes the perceived pain of saving, making it more appealing to employees. Moreover, the SMarT program capitalizes on the concept of mental accounting, where individuals tend to compartmentalise their finances. By linking future savings increases to specific pay raises, the program effectively isolates these contributions from daily spending decisions, reducing their perceived impact on current living expenses.

In Singapore, the Health Promotion Board is leading a refined initiative to cultivate a health-conscious society by addressing the impact of high-sugar beverages. Through a sophisticated application of behavioural science, the board has introduced warning labels on pre-packaged drinks to transparently communicate health risks associated with excessive sugar consumption. This strategic intervention, grounded in visual cues and information disclosure, aims to influence consumer choices at the point of purchase. Moreover, the implementation of a “Healthier Choice” symbol program further augments their efforts. This program involves affixing a distinctive symbol to products that meet specific health-related criteria. In my view, these nudges hold the promise of yielding superior outcomes, serving as a dual nudge for both demand and supply considerations. For consumers, it simplifies the process of identifying healthier options, while concurrently serving as a quality benchmark for companies. The incentive for businesses to attain this symbol not only ensures enhanced visibility but also functions as a mark of consumer confidence, compelling them to strive for and maintain higher standards.

The United Kingdom’s Nudge Unit, formally known as the Behavioural Insights Team, has garnered commendable success by strategically applying behavioural principles to public policy. One noteworthy initiative centres around the introduction of auto-enrollment in workplace pension schemes, capitalizing on the behavioural principle of inertia. This principle acknowledges the inherent human tendency to maintain the status quo or resist change, and thus, the automatic enrollment feature exploits this inclination. By making participation the default option, individuals are more likely to remain in the pension program, leading to a substantial surge in pension enrollment rates.

As shown above, in the realm of behavioural interventions, international perspectives reveal a kaleidoscope of approaches, with different nations adopting tailored strategies shaped by unique cultural norms. The nuance lies in crafting nudges that seamlessly integrate into the fabric of diverse contexts, acknowledging that what resonates in one culture may not necessarily translate universally. As the tapestry of nudges unfurls globally, understanding and respecting cultural distinctions become pivotal. In this intricate dance of global and local dynamics, the quantification of nudges acquires paramount importance, serving as the compass that guides the measurement of sustained behavioural impact over time and across diverse cultural landscapes.

Zooming into the finer intricacies of measuring the long-term impact of nudges, as quantification becomes an imperative aspect of this evaluation, delving into the metrics that illuminate not only the presence of change but its sustained nature. Meticulously tracking behavioural shifts over extended periods offers a comprehensive lens through which one can attempt to unravel the complexities of human behaviour This detailed approach to measuring is essential for fine-tuning strategies, making sure behavioural interventions connect meaningfully and lastingly across diverse cultural landscapes

In this expansive field of applying “ethical nudges” to optimize social outcomes, a set of recommendations emerges to guide this delicate process. Drawing inspiration from successful cases such as Singapore’s Health Promotion Board and the United Kingdom’s Nudge Unit, the emphasis rests on transparency and informed consent. Just as warning labels and health symbols communicate potential risks in Singapore, transparency in the implementation of nudges ensures individuals are well-informed about the influencing factors. Continuous evaluation of nudge programs, akin to tracking the impact of auto-enrollment in workplace pension schemes, becomes imperative to refine strategies and maintain ethical standards. Crucially, these recommendations underscore the safeguarding of individual autonomy, aligning with the ethical dilemmas highlighted in both cases. By incorporating these principles, policymakers can navigate the intricate cross-cultural variations and nuances inherent in nudging, ensuring that these interventions not only yield positive societal outcomes but do so ethically and with respect for individual agency.

Works cited:

https://www.oecd.org/gov/good-practice-principles-for-ethical-behavioural-science-in-public-policy-e19a9be9-en.htm

https://blogs.worldbank.org/developmenttalk/behavioral-science-public-policy-future-government

https://link.springer.com/article/10.1007/s43477-022-00036-5

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Ashoka Behavioural Insights Team
The Nudgelet

Sparking a conversation on Behavioural Science at Ashoka University