## UI Design (Moradi)
Importance: Because the customer sees it first
### Gestalt Principle
describe how humans group similar elements, recognize patterns and simplify complex images when we perceive objects
1. **Law of Proximity**: things that are near toa each other are perceived to be in one category
2. **Law of Similarity**:
3. **Law of Closure**: things don't need to be enclosed to be understood
4. **Law of Symmetry**: symmetrical things are perceived in one category
5. **Law of Continuity**
6. **Law of Common Fate**: common direction
### Hick's Law
the more stimuli users face, the longer it will take them to make a decision
- cart-sorting method
### Jakob's Law
User spend most of their time on other sites. This means that users prefer your site to work the same way as all the other sites they already know.
### Design Steps
1. Identifying goals
2. Mood board
3. Wireframing
- low vs high fidelity