Two Talks at INTERACT

Xinhui presenting at IFIP INTERACT 2025 in Belo Horizonte, Brazil

INTERACT is one of the central international conferences on human-computer interaction, organized by the IFIP TC13 working group and held every two years. The 2025 edition was its twentieth, taking place in Belo Horizonte, Brazil in September. I had two papers there: a full paper in the main conference on the expert study and design guidelines at the core of my PhD, and a short paper at PhenoHCI workshop, a discussion of phenomenological methods in HCI research.

Background

The longitudinal study produced a framework for co-exploration in student design teams. The obvious follow-up was whether any of it transferred to professional practice, and whether remote work had changed things in ways that needed different kinds of support.

Research Objectives

Did the five co-exploration patterns hold in professional settings? And what did experienced designers think would actually help teams explore ideas remotely?

Read the paper

A design expert reflecting with the deck of Inspiration Cards during the ideation session

Methods

I interviewed eight design professionals, from design engineers to studio founders, with experience ranging from six to over thirty-five years, all with regular remote collaboration. Each session had two phases: an experience mapping exercise where experts placed color-coded pattern tokens on a Double Diamond model, then a speculative ideation session with 33 Inspiration Cards covering collaboration technologies, social cues, and spatial configurations. Experts sketched tool ideas on A3 posters. I collected 15 hours of audio and 24 idea posters across the eight sessions.

Experts placing colour-coded pattern tokens on a Double Diamond model during the experience mapping exercise

Findings

All five patterns held in professional practice. Experts recognized them in both co-located and remote settings, confirming that co-exploration is not confined to design education.

But remote work had affected both its execution and quality. Teams explored with less depth and breadth. Spontaneous moments reduced. Social interaction thinned. Informal exchanges, the kind that happen in passing or outside of scheduled meetings, had been compressed into fewer, more structured sessions. The process had not become entirely linear, but it had become less expansively exploratory.

The Inspiration Card sessions revealed how experts thought about addressing this. Their proposals clustered around the coordinated interplay of people, materials, and interactions across three collaborative spaces: where teams come together in meetings, where individuals work day to day, and where shared project materials and history accumulate. From these insights, I developed the Designing Tools for Co-exploration (DTC) guideline, which organizes this design knowledge into those three spaces, with considerations framed as questions rather than instructions. The DTC works both as a resource for tool designers and as a reflective aid for teams looking at their own practices.

SpacesThemeKey Aspects
Meeting spacePeopleContextual awareness of individual’s work-in-progress
Contextual awareness of project’s status
Individual preparation
MaterialsMulti-fidelity prototypes
Accessibility and synchronization
Meeting continuity
InteractionsGroup-based techniques
Maintaining enthusiasm and engagement
Expressing and understanding communication cues
Facilitating side conversation
AI-generated content
Working spacePeopleInformal encounters
Contextual awareness of individual’s work-in-progress
Contextual awareness of project’s status
MaterialsAmbient creative stimulus
InteractionsInformal social interactions
Maintaining togetherness
Pre-meeting huddle
Expressing and understanding communication cues
Project-specific spacePeopleContextual awareness of project’s status
MaterialsMaterial archives for future reference
Encouraging knowledge sharing
Accessibility and synchronization
InteractionsTraces of interactions with materials
The five patterns survive remote work. The quality of them does not, and that is what the DTC is designed to address.

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