Bruce N. Walker

schoolGeorgia Institute of Technologybar_chart#2352 Global Rank

Total Papers

HCI Rank

#2352

Research Areas

Years Active

Recent Publications

Sonification of Emotion in Social Media: Affect and Accessibility in Facebook Reactions

Facebook Reactions are a collection of animated icons that enable users to share and express their emotions when interacting with Facebook content. The current design of Facebook Reactions utilizes visual stimuli (animated graphics and text) to convey affective information, which presents usability and accessibility b…

CHI '212nd AuthorFitness Tracking & Physical Activity Monitoring +1

Can You Hear My Heartbeat?: Hearing an Expressive Biosignal Elicits Empathy

Interfaces designed to elicit empathy provide an opportunity for HCI with important pro-social outcomes. Recent research has demonstrated that perceiving expressive biosignals can facilitate emotional understanding and connection with others, but this work has been largely limited to visual approaches. We propose that…

CHI '205th+ AuthorIn-Vehicle Haptic, Audio & Multimodal Feedback

CARoma Therapy: Pleasant Scents Promote Safer Driving, Better Mood, and Improved Well-Being in Angry Drivers

Driving is a task that is often affected by emotions. The effect of emotions on driving has been extensively studied. Anger is an emotion that dominates in such investigations. Despite the knowledge on strong links between scents and emotions, few studies have explored the effect of olfactory stimulation in a context…

CHI '202nd AuthorVisual Impairment Technologies (Screen Readers, Tactile Graphics, Braille) +2

Auditory Display in Interactive Science Simulations: Description and Sonification Support Interaction and Enhance Opportunities for Learning

Science simulations are widely used in classrooms to support inquiry-based learning of complex science concepts. These tools typically rely on interactive visual displays to convey relationships. Auditory displays, including verbal description and sonification (non-speech audio), combined with alternative input capabi…

AUTO_UI '19CorrespondingAutomated Driving Interface & Takeover Design

No Risk No Trust: Investigating Perceived Risk in Highly Automated Driving

When evaluating drivers’ trust in automated systems, perceived risk is an inevitable, yet underestimated component, especially during initial interaction. We designed two experimental studies focusing on how people assess risk in different driving environments and how introductory information about automation reliabil…

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