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Supporting Domestic Energy Reduction Via Persuasive Technology. Cornelia Gerdenitsch Johann Schrammel Wolfgang Reitberger Manfred Tscheligi. Domestic Energy Consumption. Problems Power consumption is abstract and invisible Lack of awareness – predictors & consequences
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Supporting Domestic Energy Reduction Via Persuasive Technology Cornelia Gerdenitsch Johann Schrammel Wolfgang Reitberger Manfred Tscheligi
Domestic Energy Consumption • Problems • Power consumption is abstract and invisible • Lack of awareness – predictors & consequences • Reducing power consumption, shifting loads (minimizing peak loads) • Increased frequency of energy bills • Metering devices Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Energy-related Feedback Energyorb Threecategories • Paper-based efforts • Ambientdevices • Software programs for visualizingenergyconsumption Green Pocket Wattson Power awarecord, Gustaffson, 2005 Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
The Effect of Energy-related Feedback • Energy savings • Direct feedback: 5-15% • Indirect feedback: 0-10% • Depending on the quality of feedback (Darby, 2006) • Best feedback (Fischer, 2008) • Computerized feedback • Multiple feedback options • Interactive elements • High frequency Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
The Effect of Energy-related Feedback from 0 to 15% energysavings depending on thequalityoffeedack Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Persuasive Technology • “Persuasion is defined as an attempt to change attitudes or behaviors or both without using coercion or deception.” (Fogg2003) • Interactive Computer Technology can be used to change people’s attitudes and behavior • Computers as Persuasive Technology Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Persuasive Strategies • 1. Self-monitoring • Provide the possibility for users to monitor their actual consumption (real-time), as well as their previousconsumption. Google power meter Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Attitudes House-hold Social Milieu Gender Age Values Persuasive Strategies • 2. Tailoring • Benefits should be adapted to the needs of different user groups: monetary savings, social component, environmental aspects, knowledge. Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Persuasive Strategies • 3. Suggestion • Attitude – action gap • Providing hints about energy efficiency of appliances • Instructions should be sensitive to the time and context • e.g. suggesting an energy-efficient light bulb when the consumer is ina usage situation Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Persuasive Strategies • 4. Reduction • Using computing technology to reduce complex behaviour to simple tasks Kappel, 2009 Laschke, 2011 Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Summary • Focus on thequalityoffeedback • Integrating persuasive strategies in designingenergy-relatedfeedback • Over 28 persuasive strategiesused • Information and Communication Technologies Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Outline • Consumer2Grid (2010-2012) • Comparingenergy-relatedfeedbackmethodswithin a oneyearstudy (N=250) • PEEM (Persuasive End-User Energy Management; 2010-2012) • Developingnewenergy-relatedfeedbackconcepts • User-centric design approach • Integrating persuasive strategies Cornelia Gerdenitsch – Austria – RIF Session 6 – Paper 1003
Thank you for your attention Cornelia Gerdenitschgerdenitsch@cure.at