Principle of Design (forgiveness, why to err is human, but to forgive,…
Principle of Design
(forgiveness, why to err is human, but to forgive, design.
, Legibility: visual clarity of text
, MAYA: Most Advanced yet Acceptable principle; Finding the Goldilocks zone of mass appeal
, Alignment: getting your ducks in a row
, Feature Creep: continuous expansion or addition of new product features beyond the original scope; could breaks the project's back
, Desirelines:Traces of use or wear that indicate preferred methods of interaction.
, Top-down lighting Bias: tendency to interpret objects as being lit from a single light source from above
, iteration, how the long way can be the short way
, Garbage In-Garbage Out GIGO
Quality of system output is largely dependent on the quality of system input.
, Hick's law: when it pays to run with the herd, the key is knowing when
, KISS: Keep it simple stupid, keep it short and simple, keep it stupid simple, keep it simple silly
, Left digit effect:when the price is right
, Root cause: for want a nail
, Sunk-cost effect: the power of knowing when to quit
, Selection Bias. How the dots we collect influence the dots we connect.
, IKEA effect:Why Sometimes You Need to Break an Egg
, Red effects: the color of blood and fire
, Black Effects: Why Black is Always the New Black.”
, White Effects, why good guys wear white.
, Weakest Link, How the Weakest Links Can Make the Strongest Chains.
, Supernormal Stimuli: “Designing with instincts in mind.”
, Performance Load, Don't make me think, don't make me move.
, Flexibility Trade-offs:
, Figure-Ground: How to Get Two Things for the Price of One
, Crowd Intelligence, how to guess the number of jelly beans in a jar
, Errors, Seeing the Errors of Our Ways.
, Aesthetic-Usability Effect, When Perception is Reality.
, 80/20 Rule, or how to achieve more by focusing on less.
, the Baby-Face Bias, or why it pays to be cute as a baby.
, Cognitive Dissonance, or How to Win Friends and Influence Enemies.
, Consistency-- Why sometimes the best designs astonishes the least.
, Design By Committee, or Why a Camel is Often Called a Horse Designed by Committee.
, expectation effects, or the power and perils of knowing what's expected.
, archetypes, or the power of instinctive appeal.
, the Gloss Bias, or Why We Take a Shine to Glossy Objects.
, he Golden Ratio, or Why Sometimes, All That Glitters Isn't Gold.
, face-ism ratio, or the power of saving and losing face.
, the Five Hat Racks. For How to Choose The Right Information Design Tool For The Job.
, flow, or the power of getting people in the zone.
, freeze-flight-fight-forfeit, or Designing With Stress in Mind
, Mafa Effect" or the beauty of being average
, factors of safety. Or how to design for unknown unknowns
- designing components or systems beyond expected loads to offset the effects of unknown variables and prevent failure.
*The size of the factor of safety should correspond to the consequences of catastrophic failure, and the level of uncertainty in the design
- adding fators will add weight, cost, time, etc.
- to increase system reliability, to make sure your e-commerce site stays online during a holiday rush, or to prevent high-impact catastrophic failures
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