07 — Iconography

Apple's Icon Design Philosophy

Apple's Human Interface Guidelines describe icon design as the discipline of expressing a single concept in ways people instantly understand. An effective icon is not a small illustration — it is a precisely simplified symbol that communicates its meaning at a glance, at any size. (Source: Apple HIG — Icons)

From Apple's publicly available icon design guidance:

Simple shapes, not complex illustrations. Interface icons (glyphs) use streamlined shapes that

express an idea through reduction rather than reproduction. "Create recognizable, highly simplified designs." Excessive detail makes icons confusing and unreadable, especially at small sizes. (Source: Apple HIG — Icons)

Recognizable silhouettes. An icon should be identifiable by its outline alone — the silhouette

is the message. "Strive for universal designs recognized quickly by most people." If an icon's meaning cannot be understood from its shape without color or texture, the design needs further simplification. (Source: Apple HIG — Icons)

Consistent metaphors. Icons in a set should use the same visual vocabulary — consistent stroke

weight, consistent perspective, consistent level of abstraction. Visual inconsistency across an icon set creates cognitive dissonance: the Operator has to re-learn each icon rather than recognizing the system. (Source: Apple HIG — Icons)

Familiar visual metaphors. Icons should use images "directly related to the actions initiated

or content represented." Abstract metaphors that require explanation are a design failure — the icon should communicate its purpose without a label, or make the label redundant. (Source: Apple HIG — Icons)

No more than necessary. Apple's approach to icon complexity is additive restraint: start with

the minimum form that communicates the concept, then add elements only if they are required for recognition. Any element that does not add meaning subtracts from clarity. (Source: Apple HIG — Icons)

Optical alignment over geometric centering. Icons should appear centered, not merely be

centered mathematically. Asymmetric icons may need positional adjustments so they look balanced within their container. This is a detail of craft that distinguishes refined icon design from mechanical icon placement. (Source: Apple HIG — Icons)

Vector formats for scalability. Apple recommends PDF or SVG for custom interface icons so

that the system can scale them automatically without loss of quality. (Source: Apple HIG — Icons)

Relevance to EVE Glyph Design

The EVE glyph itself — triangle, circle, half-circle — is a direct application of Apple's iconography principles. The three geometric elements are:

Simple. Each is a primitive form, recognizable with no prior knowledge of what it represents.
Silhouette-identifiable. The triangle, circle, and half-circle read clearly in outline only,

at any size from a postage stamp to a wall mural.

No more than necessary. Three elements compose the full EVE glyph. Each is present because it

carries specific meaning — none is present as decoration.

Consistent vocabulary. The three shapes are drawn from the same geometric family: they relate

to each other visually and structurally.

The A-glyph exercise teaches children to apply the same discipline. When a child is guided through building the EVE A-glyph, they are not just replicating a shape — they are practicing the design thinking behind it. They learn to ask: Is this shape necessary? Does it communicate? Can it be read at a glance? These are the questions Apple's iconography guidelines embed in professional icon design. The A-glyph exercise makes them accessible to children by grounding them in the concrete act of building a glyph from its geometric primitives.

The output of a child who has completed the A-glyph exercise is not just a drawing. It is a demonstration of design restraint: a symbol composed of the minimum number of elements needed to carry its meaning.

Sources:

Apple HIG — Icons: <https://developer.apple.com/design/human-interface-guidelines/icons>

© 2026 Dany Theriault. EVE "digital stem cell" glyph and glyph-based design principles — all rights reserved. Stewardship of rights of use and assignment for large public and institutional usage rests with the Pacific Utilities Design Council. Published as a time-stamped record of authorship and intent.

© 2026 Dany Theriault. EVE “digital stem cell” glyph and glyph-based design principles — all rights reserved. Stewardship of rights of use and assignment for large public and institutional usage rests with the Pacific Utilities Design Council. Published as a time-stamped record of authorship and intent.
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