WHP Information Graphics Making complex information clear, one chart at a time

WHP Information Graphics

Making complex information clear, one chart at a time

Latest Articles

The Fold at 01:00: Designing UK Schedules for the Night the Clocks Go Back
Accessibility and Design

The Fold at 01:00: Designing UK Schedules for the Night the Clocks Go Back

British Summer Time ends with an hour that appears twice, yet most UK schedules render the night as a single neat line. A clearer visual grammar treats the night as a folded strip, separates clock time from elapsed time, and gives the repeated hour a label that survives print, screen and rota.

The Departure Date Is the Only Fixed Point: Visualising Passport Renewal Risk for UK Travellers
Accessibility and Design

The Departure Date Is the Only Fixed Point: Visualising Passport Renewal Risk for UK Travellers

UK passport renewal guidance usually starts with the application. Travellers start with a booked departure. This article proposes a countdown-led visual grammar that shows processing variability, document-check gates and the honest point at which an urgent appointment becomes the sensible fallback.

The Second Number: Drawing UK Telecom Contracts Around the Bill That Arrives Later
Fiscal Data Visualisation

The Second Number: Drawing UK Telecom Contracts Around the Bill That Arrives Later

Mobile and broadband offers usually lead with a monthly figure, while the annual rise and exit cost sit further down the page. This article sets out a contract timeline and cumulative-cost chart that make the later bill part of the first decision.

Beyond the Coloured Patch: A Consultation Grammar for Local Plan Housing Maps
Accessibility and Design

Beyond the Coloured Patch: A Consultation Grammar for Local Plan Housing Maps

Local plan consultations often present housing allocations as coloured patches and number tables that hide the real trade-offs. This article proposes a visual grammar that separates site allocation from certainty, shows cumulative impact, and helps residents form a response they can defend.

From Pin to Process: Giving Road Defect Maps a Chain of Custody
Environmental Risk Visualisation

From Pin to Process: Giving Road Defect Maps a Chain of Custody

A single red pin records that someone complained; it does not say who owns the road, whether an inspector has visited, or when a repair might appear. This article sets out a layered visual grammar for UK road defect maps, separating location, ownership, inspection status, repair stage and expected timescale so the graphic answers the practical question rather than merely logging the frustration.

Separating Label from Liability: Designing Council Tax Graphics That Respect the Postcode
Fiscal Data Visualisation

Separating Label from Liability: Designing Council Tax Graphics That Respect the Postcode

Council tax graphics frequently merge property band, billing authority and annual bill into a single misleading figure. This article proposes a clearer visual grammar for 2026-27: one that separates the band from the bill, exposes precepts and discounts, and treats the postcode as context rather than conclusion.

The Kerbside Reading Test: Parking Signs That Answer Before They Explain
Accessibility and Design

The Kerbside Reading Test: Parking Signs That Answer Before They Explain

UK parking plates often compress permit zones, time bands, loading exemptions and payment rules into a single dense block. This audit of kerbside communication proposes a layered visual grammar that separates the primary prohibition from secondary conditions and gives drivers a fast answer to the only question that matters: can I park here, now?

The First Hurdle Is a Form: Visual Design for UK Means-Tested Benefit Applications
Accessibility and Design

The First Hurdle Is a Form: Visual Design for UK Means-Tested Benefit Applications

Means-tested benefit applications are often judged as bureaucracy rather than information design. This article argues that layout, sequencing and plain-language labels are not cosmetic: they determine whether claimants can complete Universal Credit and council tax support forms correctly, with confidence and without abandonment.

The Late Train and the Locked Form: Designing Rail Compensation as a Decision Tree
Accessibility and Design

The Late Train and the Locked Form: Designing Rail Compensation as a Decision Tree

UK rail delay compensation is often presented as prose when it is really a sequence of decisions: how late, which ticket, what evidence, which operator. This article argues for a decision-tree graphic with ticket-style visual grammar that makes eligibility and likely payout legible before a passenger leaves the platform.

The Catchment Illusion: Drawing School Admission Areas as Evidence, Not Guarantee
Accessibility and Design

The Catchment Illusion: Drawing School Admission Areas as Evidence, Not Guarantee

Clean catchment boundaries suggest a certainty that UK school admissions criteria rarely provide. This design critique sets out a three-layer visual grammar — distance bands, last-place evidence and eligibility rules — so parents can see geography and doubt in the same glance.

The Shape of the Wait: Drawing NHS Elective Queues So the Tail Stops Hiding
Public Health Data Visualisation

The Shape of the Wait: Drawing NHS Elective Queues So the Tail Stops Hiding

Monthly elective waiting figures usually arrive as one number and one rising line, which tells the public how many people are waiting but almost nothing about how long. This article sets out a practical visual grammar for NHS waiting-time graphics: proportional time bands, medians paired with the longest waits, specialty small multiples on a shared axis, and threshold lines that inform rather than reassure.

The Two-Second Contract: What Overhead Motorway Signs Demand of Every Alert
Accessibility and Design

The Two-Second Contract: What Overhead Motorway Signs Demand of Every Alert

At motorway speed, an overhead variable message sign is not read so much as glimpsed. Its brutal character limits, amber hierarchy and legal obligations offer a practical discipline for any communicator designing alerts, dashboards and headlines for a moving audience.

The Domestic Dosing Problem: Designing Medicine Instructions That Work Beyond the Pharmacy Counter
Public Health Data Visualisation

The Domestic Dosing Problem: Designing Medicine Instructions That Work Beyond the Pharmacy Counter

UK pharmacy labels carry regulatory wording, pictograms and multiple instructions. At the kitchen table, those layers can collapse into confusion. This article examines how hierarchy, colour and repetition can turn a dosing schedule into a graphic that survives low light, tired eyes and the distractions of home.

Fiscal Data Visualisation

The Journey from Gross to Net: A Visual Grammar for the UK Payslip

Most people read a payslip for one number, yet the document exists to explain several. This article proposes a layered visual structure that leads with net pay, traces every deduction from gross pay, and keeps statutory reference detail visible rather than buried.

Bin Day Is a Promise, Not a Poster: Designing Waste Calendars That Keep It
Accessibility and Design

Bin Day Is a Promise, Not a Poster: Designing Waste Calendars That Keep It

A waste collection calendar is not a decorative notice; it is an instruction that has to work when someone is standing in a hallway with one shoe on. This article sets out practical visual rules for council bin schedules, from icon redundancy and bank-holiday exceptions to a three-part test on a phone, a fridge door and a wet Monday morning.

Shades of Maybe: Drawing UK Broadband Coverage So the Gaps Speak
Accessibility and Design

Shades of Maybe: Drawing UK Broadband Coverage So the Gaps Speak

Broadband coverage maps often turn a patchwork of premises-level rollout data into confident blocks of colour. This article sets out a visual grammar for showing what 'available' actually means, separating premises passed from premises connected and giving rural gaps a visible, readable voice.

The Stranger at the Stop: Bus Diagrams That Answer Whether You Can Get There From Here
Accessibility and Design

The Stranger at the Stop: Bus Diagrams That Answer Whether You Can Get There From Here

Most UK bus diagrams are organised around the operator's network rather than the passenger's question. This design critique looks at what London-style spider maps get right, where regional leaflets and shelter posters fall short, and sets out a practical testing checklist for graphics viewed on phones, at shelters and in poor light.

Beyond the Blue Line: Designing Flood Risk Graphics That Show Range, Depth and Doubt
Environmental Risk Visualisation

Beyond the Blue Line: Designing Flood Risk Graphics That Show Range, Depth and Doubt

UK flood maps are among the most consequential graphics public bodies produce, yet the crisp blue edge they draw implies a certainty the underlying modelling does not possess. This piece examines how return periods, binary zones and confident colour mislead, and sets out a redesign approach built on depth, speed, timing and honest uncertainty.

Two Minutes in the Rain: Giving Weather Warnings a Hierarchy That Survives a Phone Screen
Public Health Data Visualisation

Two Minutes in the Rain: Giving Weather Warnings a Hierarchy That Survives a Phone Screen

Met Office warnings pack hazard, likelihood, impact and geography into a single shaded map, yet most people meet them on a handset while walking to a station. This article sets out a glanceable hierarchy that keeps the official risk level intact while making the essential facts readable in seconds.

Tidy Polygons, Uneven Ground: Mapping Postcode Data Without Flattening the Places Behind It
Accessibility and Design

Tidy Polygons, Uneven Ground: Mapping Postcode Data Without Flattening the Places Behind It

Postcode-level choropleths have become the default visual for UK local data, yet their clean shapes conceal unequal populations, lookup uncertainty and boundary mismatches. Here is a practical framework for choosing, annotating and caveating postcode geography so that maps illuminate rather than mislead.

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