Consumer Psychology and Behaviour Design

How Many People Should You Be Interviewing to Gain Real Insights?

Gary van Broekhoven

Published on: 18/04/2025

Discover how many user interviews you really need to uncover valuable insights. Learn why five well-run interviews can be more effective than twenty rushed ones—and how to turn them into action.

Behaviour DesignConsumer Psychology

Types of customer and user research

Gary van Broekhoven

Published on: 12/11/2024

This comprehensive guide will delve into the various types of customer and user research. It will provide insights into the GRAMS framework, behavioral insights, and motivational theories.

Behaviour DesignConsumer Psychology

Nudge theory in a digital world

Gary van Broekhoven

Published on: 08/11/2024

In this article, we'll delve into the application of Nudge Theory in the digital realm. Whether you're a UX Designer, Service Designer, Product Manager, or Marketer, this exploration will equip you with insights to make strategic decisions. Let's dive in.

Behaviour Design