Bottom-Up

Cathedral Effect

Choice Overload

Chunking

Cognitive Dissonance

Cognitive Overload

Consistency

Decision Fatigue

Endowed Progress Effect

Endowment Effect

Expectancy Disconfirmation

Extrinsic Motivation

Feedback Loops

Flow Theory

Goal-Gradient Hypothesis

Habit Disruption

Halo Effect

Hick’s Law

Ikea Effect

Intrinsic Motivation

Intuition

Media Richness Theory

Mental Model

Personalization

Primacy Effect

Product voice

Progressive Disclosure

Proximity

Self-Determination Theory

Self-Efficacy Theory

Similarity

Smart Default

Social Presence Theory

Socratic questioning

States

Status Quo Bias

Traits

Transparency

Trust

Universal Design

User Engagement

User Workflow

Zeigarnik Effect