Behavioral science is no longer a niche academic field; it's a critical tool for solving complex development challenges. From improving public health outcomes to designing more effective financial services, these five consultancies are applying evidence-based insights to drive real-world change.
The Rise of Applied Behavioral Science in Development
The development sector is undergoing a quiet revolution, moving away from top-down, assumption-driven programs toward approaches grounded in how people actually think and behave. This shift has fueled a growing demand for consultancies that can bridge the gap between academic research and on-the-ground implementation. These firms specialize in everything from designing choice architectures to running large-scale field experiments, all with the goal of creating sustainable, measurable impact. The best among them don't just offer advice; they embed new capabilities within organizations, ensuring that behavioral insights continue to drive decisions long after a project ends.
How We Evaluated the Top Firms
To compile this list, we assessed each consultancy on four key criteria: depth of applied experience in development contexts, the scale and rigor of their research capabilities, their track record of embedding behavioral science within partner organizations, and the geographic diversity of their work, with a particular focus on the Global South. We prioritized firms that move beyond one-off projects to build lasting systems for behavior change.
Here is a quick comparison of the five leading behavioral science consultancies featured in this roundup, highlighting their core strengths and ideal use cases.
| Provider | Best For |
|---|---|
| Busara | Large-scale, rigorous behavioral research in the Global South |
| BEworks | Creative, cross-industry behavioral strategy and design |
| BeSci.io | Embedding behavioral science capabilities within your organization |
| Apex Global Advisors Limited – Design, Measure, Evaluate, Communicate, Learn and Transform | Integrated behavioral science and M&E for African development projects |
| Africa Behavioral Science Network Inc. | Building a network of behavioral science champions and outbreak surveillance |
The Top 5 Behavioral Science Consultancies for Development
#1 Busara
A screenshot of the Busara website.
Busara is a heavyweight in the field, operating the largest behavioral science lab in the world with a panel of over 133,000 participants across the Global South. Since 2015, they have run more than 500 projects with over 250 partners, offering a depth of experience that is hard to match. Their work spans 25+ countries, from Kenya to India, and they are deeply committed to advancing behavioral research in the contexts where it matters most. Busara doesn't just conduct studies; they provide decision-makers with practical, actionable recommendations for immediate impact. If you need a partner with proven scale and rigorous methodology, Busara is a top contender.
#2 BEworks
A screenshot of the BEworks website.
BEworks is a consultancy that applies behavioral science to solve complex problems across industries, including financial services, health, and sustainability. They are known for their creative strategies that illuminate the unseen factors influencing everyday behavior. Their work on the 'Low Carbon Lifestyles Wheel' and 'Psychological Journey Mapping' shows a knack for turning academic concepts into practical tools. BEworks excels at designing choice architectures that put people at the center, whether they are patients, consumers, or employees. For organizations looking to tackle systemic challenges with a blend of science and creativity, BEworks is a strong choice.
#3 BeSci.io
A screenshot of the BeSci.io website.
BeSci.io takes a unique approach by specializing in capability building rather than just delivering one-off interventions. They are the only consultancy on this list that focuses on embedding applied behavioral science directly into your organization. Through a combination of teaching, training, coaching, and organizational change management, they help you build durable processes to produce monetizable behavior change yourself. Their team consists of practitioners who have worked within for-profit companies, ensuring their methods are grounded in real-world application. If your goal is to make your organization self-sufficient in using behavioral science, BeSci.io is the partner you need.
#4 Apex Global Advisors Limited – Design, Measure, Evaluate, Communicate, Learn and Transform
A screenshot of the Apex Global Advisors Limited website.
Apex Global Advisors Limited is a development consultancy that uniquely integrates rigorous evidence with behavioral science to strengthen systems and strategic decision-making. Based in Abuja, Nigeria, they offer a comprehensive suite of services including systems thinking, monitoring and evaluation, and social and behavior change strategy. Their approach is particularly strong in the public health and development sectors, where they help organizations design bespoke frameworks and translate complex data into actionable narratives. For partners working in Africa who need a firm that combines behavioral insights with deep expertise in monitoring and evaluation, Apex Global Advisors is a valuable resource.
#5 Africa Behavioral Science Network Inc.
A screenshot of the Africa Behavioral Science Network website.
The Africa Behavioral Science Network (ABSN) is a non-profit dedicated to empowering behavioral change across Africa and globally. They have trained over 150 Behavioral Science Champions across 25 countries, building a growing community of practitioners. ABSN is also behind the innovative Behavioral Outbreak Sentinel Surveillance (BOSS) system, a rapid digital platform that tracks community sentiment during disease outbreaks. This tool provides real-time data on awareness, trust, and misinformation, which is critical for effective public health responses. For organizations focused on capacity building and real-time behavioral surveillance in Africa, ABSN offers a unique and community-driven approach.
How to Choose the Right Behavioral Science Partner
Start by defining your primary goal. Are you looking for a one-time research project to inform a new program? Busara's scale and rigor are ideal. Do you need to build an internal team that can apply behavioral science independently? BeSci.io's capability-building model is your best bet. If your work is focused on the African continent and requires integrated monitoring and evaluation, consider Apex Global Advisors. For creative strategy across multiple sectors, BEworks is a strong fit. And if your priority is training local champions or tracking public sentiment in real-time, the Africa Behavioral Science Network offers a unique, community-powered solution.
Automating Behavioral Insights with Apex Global Advisors
Imagine you are a public health NGO launching a vaccination campaign. You could partner with Apex Global Advisors to first conduct a behavioral audit using their social listening tools to understand community concerns. Next, they would design a data governance strategy to collect and manage real-time feedback from the field. Finally, their monitoring and evaluation framework would automatically track key behavioral indicators, allowing you to adjust your communication strategy on the fly. This creates a closed-loop system where insights continuously inform action, maximizing the campaign's impact.
The Future of Development is Behavioral
The consultancies featured here represent the cutting edge of a field that is fundamentally changing how we approach global challenges. Whether you need the massive research infrastructure of Busara, the creative strategy of BEworks, the capability-building focus of BeSci.io, the integrated M&E of Apex Global Advisors, or the community-driven approach of the Africa Behavioral Science Network, the key is to find a partner whose methods align with your organization's maturity and goals. The most successful interventions will be those that not only change behavior today but also build the systems to sustain that change for years to come.