Complementary 53: Deep Dive on the Conceptual Model Layer with Jamie Mill
Mar 2, 2025
Jamie Mill, a Paris-based product designer from the UK, shares insights on the intricacies of product design. He discusses the significance of conceptual models that underpin user interactions and how these influence design decisions. Jamie delves into the complexities of e-commerce marketing analytics, explaining the nuances of measuring success through concepts like Return on Ad Spend. He also explores the evolving nature of Agile methodologies and the impact of science fiction on AI development, highlighting its ethical implications in real-world applications.
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Layers of Product Design
- Product design involves layers from surface details to deeper strategy decisions.
- The conceptual model layer defines abstract concepts like objects, actions, and policies that remain consistent across interfaces.
UI Elements Belong To Surface Layer
- Treat UI elements like buttons as surface or interaction concerns, not conceptual objects.
- Complex components in design systems embody concepts, actions, and relationships that affect behavior.
Sizing Challenges in Vintage Clothes
- A vintage clothing product initially used small, medium, large sizing which didn't suit all item types.
- The team had to adjust the conceptual model to account for complex sizing variations per category and brand.