Lecture on Interaction Design

Overview

Interaction design is a key component of user experience (UX) design.
It focuses on designing interactions between users and products, often in software like apps and websites.
Aims to help users achieve their objectives effectively.

Interaction Design: Involves creating the interaction between user and product.
UX Design: Broader, includes user research, personas, and testing to find relevant experiences for users.

Words
- Words used in interactions should be simple and meaningful.
- They communicate necessary information without overwhelming the user.
Visual Representations
- Includes graphical elements like images and icons.
- Complements words to convey information.
Physical Objects
- Involves devices and physical spaces used for interaction, e.g., mouse, smartphone.
- Context affects user-product interaction.
Time
- Includes animations, videos, and sounds that evolve over time.
- Important for feedback and tracking interactions.
Behavior
- User's interaction and reaction to the product.
- Dimensions combined to create a compelling experience.

User's interaction methods: Mouse, finger, stylus.
- Define possible interactions based on product type.
Visual clues from appearance.
- Use color, shape, size to indicate functionality.
Error messages and user mitigation.
- Messages should be understandable and solvable by the user.
Feedback post-action.
- Ensure timely system feedback.
Size of interface elements.
- Elements should be reasonable for interaction.
Use of standard formats.
- Use familiar elements for better learnability.

Depends on company size and resources.
Larger companies: Separate roles like UX researcher, information architect, etc.
Smaller teams: Combined roles into one or two people.

Design Strategy
- Focus on user goals and necessary interactions.
- May include conducting user research.
Wireframes and Prototyping
- Create layout of interactions in wireframes.
- Produce interactive or high-fidelity prototypes.