What is design theory?
A design theory is a way to direct design based on a system of beliefs or philosophy
What 6 things are a design theory derived from?
🌎 Designer’s personal worldview
🗽 historic precedent
📖 environmental design research
🪑 functional needs
🌱 how humans perceive their environment
✍🏻 a particular process of design, or any other factors
____ design research focuses on theories of the interaction between humans and their environment. It attempts to develop an approach to rational design based on scientific research rather than just anecdotal evidence or personal philosophy. 
Environmental
What is evidence based design (EDB)?
basing design decisions on credible research that links one or more environmental elements with a desired outcome
Much of the work of evidence based design to date has been in which design sectors?
Healthcare, educational facilities, and office design
Evidence based design research may take the form of what?
Literature searches
observations of existing facilities
interviews
questionnaires with users and facility managers
post occupancy evaluations
_____ places emphasis on providing simple, rational solutions to design problems without extraneous decoration
Functionalism
What interior design style suggests that humans require more than dysfunctional space and that functionalism should only be one aspect of a larger theory of design?
Modernism (Bahaus school of design)
What is Gestalt psychology?
The way humans perceive things as a whole. That people add structure to what they see rather than just reacting to it  
What is simultaneous contrast with color?
The same color appears to change, depending on the background color it’s seen against
What is the concept of grouping states?
Humans perceive separate units in the visual field as a group
Humans typically group things due to what four things?
Proximity, similarity, direction, and context
With ___ the objects closest together are seen as belonging together
Proximity
With ___ Objects perceived to be moving simultaneously in the same direction are seen as a group
Direction
What is closure or form constancy?
The tendency to perceive and complete forms as complete
What happens when humans are faced with incomplete information in the visual field?
They tend to add information to make sense of what’s being seen
What is continuity?
The tendency to see a line or shape as continuing in a particular direction rather than making a sharp turn
What is simplicity as part of Gestalt psychology?
When the brain organizes things into the fewest number of lines or parts.
What is figure ground?
Refers to the way people distinguish a form from its surroundings 
What is the ground around an object typically called?
Negative space
What is used in interior design and architecture often as a way to create space?
Figure ground
What is perceptual constancy?
When someone moves closer or further away from an object but still see the same image
What is shape constancy?
People tend to perceive an object is having the same size, regardless of the changes in viewing distance to the object 
What is lightness constancy?
People perceive, the lightness or darkness of an object is the same regardless of illumination of the space in which the object is viewed