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Published byHope Wheeler Modified over 9 years ago
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Human Factors
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Jakob Nielsen “User Advocate” Principal, Nielsen Norman Group, user experience consultants The web’s “Usability Czar”
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Nielsen on Animation Continuity -- track changes during transition Dimensionality -- orient transition Change over Time Multiple information in one space Enriched graphical representation Attracting attention
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Nielsen on Flash 99% Bad Encourages Design Abuse Breaks fundamental interaction principles Distracts attention from site’s core value
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Nielsen on Flash Gratuitous Animation Presentation style over Interaction Nonstandard UI controls Doesn’t interact with standard browser controls and settings 2002 update! Nielsen works directly with MM now
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Donald Norman Cognitive Scientist / Engineer Other Half of the Nielsen Norman Group Former VP, Apple ATG Design of Everyday Things (2002 reissue of 1988’s Psychology of Everyday Things
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Norman on Designing Things Affordances –Perceived and actual properties of a thing –Causality, e.g. doors Constraints –Limit the possibilities (scissors vs. digital watches) Mappings –Set of possible operations between affordances and constraints –Natural and Synthetic mappings
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Feedback Giving the user information about what action has taken place Telephone examples Feedback is harder on new technology platforms Feedback comes at a cost
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Conceptual Models Forming a mental model of the thing Mentally simulating its operation Making things visible in the conceptual model => better, easier use
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Edward Tufte Statistician and Information Designer THE information design theorist Professor Emeritus, Yale Graphics Press
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Micro/Macro Design An Overview with the ability to compare and sort through detail Condensation and Personalization Multiple and hierarchical layers of interaction Isometric Map of Midtown Manhattan Vietnam Memorial
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Kim Vicente Human Factors Engineer Medical and Environmental Industries (esp. Nuclear energy)
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Human Tech More serious than just Norman Doors –Nuclear power, medical equipment, environmental equipment, etc. Humanistic and Mechanistic View –Political –Organizational –Team –Psychological –Physical
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