CEN3722 Interface Metaphors and Conceptual Models

Author / Site: Daytona State College - Instructional Resources

Summary: This video lecture covers the concepts of interface metaphors and conceptual models as they relate to human-computer interaction and interface design. It explores how designers use familiar real-world analogies to help users build accurate mental representations of how a system works. The lecture is part of a broader HCI course series (CEN3722) addressing foundational principles of interaction design.

Relevance to Module: Interface metaphors and conceptual models are central to understanding why users interact with systems the way they do, and how design choices can either support or hinder user understanding. This topic connects directly to the module's coverage of Knowledge and Mental Models, and underpins discussions of Human Errors and Interaction Design. Understanding how conceptual models are communicated through an interface is a foundational HCI concept addressed throughout the module.

Pedagogical Purpose

This video provides an alternate, lecture-based explanation of how interface metaphors shape the conceptual models users form about a system — directly supporting MO2, which requires students to explain how mismatches between a user's mental model and a system's actual behavior lead to systematic errors. By illustrating how well- or poorly-chosen metaphors influence the accuracy of users' mental models, the video also reinforces MO5, helping students internalize design principles they must reflect in their own low-to-mid fidelity prototypes.

Added July 10, 2026