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tial process Used heavily preWeb Delay testing to end Agile: ”XP” Extreme Programming Reduce the cost of change 30 day releases Include user involvement Test as you go along 18 UCD: ”Guerilla HCI” User testing often Iterative by nature Rapid (UI) design prototyping User test anytime All contents 169。 Copyright 20232023 Experience Dynamics “Fitting usability in” to Agile ? Move UCD deliverables to a quarterly management cycle ? New features and functionality gained from field study and usability tests should be reviewed and prioritized at every new monthly build review meeting 19 All contents 169。 Copyright 20232023 Experience Dynamics ? Agile petes with UCD activities (time and attention) ? Close partnerships are required ? UCD team needs to debrief and ?bugsquash? features ? Usability findings should be cascaded into Agile review cycles 20 Issues with Agile All contents 169。 Copyright 20232023 Experience Dynamics ? Field Studies= Quarterly usability priority (feed to Agile dev process) ? Usability Testing= Monthly usability priority (depending on what needs tested, might be small, incremental) ? Usability Reviews= Can feed into the more narrow inside a month cycles. 21 Agile and UCD All contents 169。 Copyright 20232023 Experience Dynamics 22 4. Case Studies: User Centered Design success stories All contents 169。 Copyright 20232023 Experience Dynamics Many Success Stories… 23 All contents 169。 Copyright 20232023 Experience Dynamics Design an “Information Appliance” 24 ExoBox All contents 169。 Copyright 20232023 Experience Dynamics Business Objectives ? It is not a puter ? Target is a home environment ? Reduce fear, increase motivation 25 All contents 169。 Copyright 20232023 Experience Dynamics User Objectives ? Support interruptions ? Don?t make me feel stupid ? Reduce fear of technology ? Quick, Effective, Productive 26 ? Parent ? Teen/Child ? Grandparent ? Friend ? Shopper... All contents 169。 Copyright 20232023 Experience Dynamics User Attributes ? Email is a prime motivator ? Surfing the web, too ? Familiar with appliances ? Are fearful of plex technology – They don?t want to feel stupid – But don?t want to be left behind 27 All contents 169。 Copyright 20232023 Experience Dynamics Tasks ? Get a message ? Prepare a meal ? Get help with homework 28 All contents 169。 Copyright 20232023 Experience Dynamics 29 All contents 169。 C