January 2025
Intermediate to advanced
188 pages
4h 13m
Japanese
Content preview from UXデザインの法則 第2版 ―最高のプロダクトとサービスを支える心理学
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概要
わたしたちが過去のできごとを思い出すときには、面白いことが起きている。経
験の全体を思い起こすのではなく、感情のピークと終わりの瞬間
（それがポジティブで
あってもネガティブであっても）
に焦点を当ててしまう傾向があるのだ。言い換えると、
わたしたちは、人生の一つ一つの経験を、いくつかの主要なスナップショットの連
なりとして記憶しており、決して包括的なイベント年表として記憶しているわけで
はない。わたしたちの心の中では、最も感情が高まった瞬間と最後の瞬間に感じて
いた気持ちが経験全体に広げられ、あとからその経験を思い出したときに、もう一
度やりたいと思うか、他の人にすすめたいと思うかを大きく左右する。「ピークエ
ンドの法則」として知られるこの現象が教えてくれるのは、ユーザーが経験全体を
ポジティブに評価してくれるようにしたければ、これらの重要な瞬間に細心の注意
を払うべきだということだ。
ピークエンドの法則
Peak-End Rule
6
CHAPTER
経験についての評価は、全体の総和や平均ではなく、ピーク時と終了時にど
う感じたかで決まる。
ユーザージャーニーの中で最も重要な瞬間（ピーク）と最後の瞬間（エンド）に細
心の注意を払おう。
エンドユーザーを喜ばせるためには、プロダクトが最も役立つ瞬間、最も価値
がある瞬間、あるいは最も楽しい瞬間を見定めてデザインしよう。
人はポジティブな経験よりも、ネガティブな経験をより鮮明に思い出すことを
心に刻んでおこう。
ポイント
090
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.