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7 chapters · ordered from CMS

Challenge

A room can support more than one story.

A public reading room offers a simple setting for examining how a story changes with its surroundings. This sample concerns a fictional place and contains no client research. A visitor might arrive looking for a quiet table, a familiar book, or a few minutes away from a busy street. Each goal creates a different path through the same room.


The entrance tells only part of that story. Signs, sightlines, furniture, and the placement of everyday objects can invite exploration or make a first step feel uncertain. Looking at these conditions together helps frame useful questions without assuming that one design will suit every visitor.


Following the everyday path


Long-form content needs room to develop an idea. Paragraphs should remain readable as the chapter grows, with the next chapter following naturally rather than inheriting the height of the longest item. This paragraph deliberately adds length so the prototype can reveal uneven spacing, overlap, or fixed-height behavior.


A smaller detail


The aim of this test is editorial flexibility. A short reflection and a long account should use the same reading column, while retaining enough difference to tell their own stories. These sample observations are illustrative and do not describe an actual study.


Illustrative pull quote: a useful setting makes room for different ways of arriving.

Discovery

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Where continuous data stopped being intuitive



Reading the signal


Participants sometimes misunderstood trend arrows, the time period represented by graphs, and how recent a displayed glucose value was.



Prediction versus observation


Predictive glucose information was unfamiliar to many participants. Some struggled to distinguish what the app was currently reporting from what it predicted might happen next.



Experience changed comprehension


Participants with previous CGM experience understood many concepts more readily than people who had never used a CGM. For CGM-naive participants, the interface had to explain concepts that experienced users could recognize from prior experience.



More data did not automatically create more understanding.


Design response

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The app was built for snapshots, not a stream.


Adding CGM connectivity to an established diabetes-management app introduced a fundamentally different stream of information: continuous readings, trends, history, and predictions. The challenge was to make that new information understandable while working around legacy screens and terminology that could not be freely changed.


CGM Data Evolution

Evaluation

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Where the dose stopped making sense.

01

One injection felt complete

Some participants stopped after the first syringe because their existing mental model told them that one injection equaled one dose. A second syringe could be interpreted as extra medication or something intended for a later dose.

02

Prior experience could work against the instructions

Injection-experienced participants were not automatically safer. Familiarity could encourage them to move quickly, skip instructions, or rely on habits developed with other products. Injection-naive participants sometimes compensated by reading more carefully.

03

Successful administration did not always mean complete understanding

The device itself functioned correctly. Errors were driven by interpretation, expectations, and instruction comprehension rather than mechanical failure. Knowledge-task questions could reveal gaps even when the simulated injection appeared successful.

The device worked. The instructions had to make the dose make sense.

Reflection

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Measure the decision, not just the explanation

The study focused on behavior rather than interviews.

Because the participant vehicle could not physically move, a custom rope-light system recreated its projected path through the intersection. The lights illuminated with the dimensions of the car and traced the path it would have followed during a typical left turn, giving participants immediate visual feedback about the decision they had just made.

The platoon vehicles carried GPS, allowing the team to determine where the approaching vehicles were when the participant pressed the accelerator. MATLAB-based trajectory calculations were then used to estimate where the participant’s vehicle would have been and whether the turn would have cleared the center vehicle safely.

Participants also wore eye trackers. That provided a second layer of evidence: not only whether they chose to go, but what they were looking at while making the decision.

Each participant completed dozens of repeated trials across vehicle, lighting, and gap conditions.

Because headlight conspicuity was the focus, testing could begin only after full darkness. Sessions routinely ran late into the night, and a study originally expected to take weeks ultimately stretched across several months.

Motorcycle headlight

Next questions

Next questions in context.

The entrance tells only part of that story. Signs, sightlines, furniture, and the placement of everyday objects can invite exploration or make a first step feel uncertain. Looking at these conditions together helps frame useful questions without assuming that one design will suit every visitor.


The chapter label, optional headline, and position all belong to its CMS record.

Outcome

Outcome in context.

A deliberately short sample chapter demonstrates that content length can vary without a change to the shared layout.


The chapter label, optional headline, and position all belong to its CMS record.

Challenge

Discovery

Design response

Evaluation

Reflection

Next questions

Outcome

©️ Brad Hagoski 2026

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