情境
An educator or designer who needs to show a ranked hierarchy where each level builds on the one below.
這張圖裡有什麼
看懂背後的決策。
01Five levels matching the canonical hierarchy
no consolidation that would lose the model's distinctions.
02
Pyramid shape (wide base, narrow apex) visually encodes both prevalence and priority.
03
Tier labels are the standard academic names so students recognize them from textbooks.
Reuse for any strict hierarchy where lower levels are foundational: product tiers, needs analysis, or any 'you must have X before Y' structure.