Behavioural Insights

Herman Smit heads the Behavioural Economics Centre of Excellence at Nedbank, where he leads initiatives to drive positive behaviour change for both clients and staff by embedding the practice across the organisation. In addition to his role at Nedbank, he serves as a scientific advisor for agentic behaviour at Fae, an AI-native money companion startup, and is a research affiliate at the Cambridge Centre for Alternative Finance. Who or what got you into behavioural science? I’

Jaclyn Lefkowitz Kalter is a Behavioral Science Manager at Vanguard, where she bridges behavioural science, analytics, and UX to help clients make smarter financial decisions — including a cross-functional programme that drove $91 million in incremental investments in its first 30 days. Before Vanguard, she consulted at the World Bank and spent five years at ideas42, applying behavioural insights across consumer finance, government, and healthcare. She holds a Master in Publi

Ishaan is a Behavioral Scientist at Vanguard, where he applies insights from psychology and economics to shape business and product strategy to help retail investors make healthier financial decisions. Prior to Vanguard, Ishaan was a Human Capital Consultant at KPMG in Singapore. He holds an MA in Behavioral and Decision Sciences from the University of Pennsylvania and a BA in Psychology from Haverford College. Outside of work, he can be found on the tennis court, playing boa

Ben is a Behavioral Scientist at Vanguard, where he works with a cross-functional team to improve financial outcomes for investors. Previously, he was a member of the interdisciplinary Behavior Change and Design team at Cityblock Health, applying behavioral science methods to improve health outcomes for marginalized communities. Before that, Ben helped launch and support the Behavioral Science Lab at Boston Consulting Group (BCG), an initiative focused on bringing human-cente

Juan is the Managing Partner at Neovantas and Adjunct Professor of Behavioral Science and Marketing at IE Business School, University Carlos III of Madrid, and the University of Barcelona. Specialized in banking, insurance, and telecommunications, he has led projects across Europe and Latin America focused on the application of behavioral data to improve revenue, profitability, and customer experience. Juan holds an MSc in Behavioral Science with distinction from the London S