F-Trend Academy · Systems & Frameworks

Emotion-DrivenInnovation &Human ProductEmotion Interactionin Fashion

💥 “This is the system behind how F-Trend translates trends into product decisions.”

A Complete Professional Course in Emotional Forecasting, E-DI Process, Emotion Typologies, HPEI Design Frameworks, and the P²VP Model for Fashion Product Development.

Author
Dhruva Tripathi
Founder & CEO, F-Trend
Published by
F-Trend Academy
f-trend.com · f-skill.com
Advanced Forecasting
Emotion-Driven Innovation &
Human Product Emotion
Interaction
in Fashion
A Complete Professional Course in Emotional Forecasting,
E-DI Process, Emotion Typologies, HPEI Design Frameworks,
and the P²VP Model for Fashion Product Development
Dhruva Tripathi
Founder & CEO, F-Trend
$159USD
Professional Edition
Acquire This Framework
25 chapters · 6 parts · 190+ pages
Proprietary frameworks — HPEI, E-DI, P²VP
2026–2028 forecasting directions included
Case studies, exercises, assessment & certification
The Reality

Why Most Products Fail

  • Designed for aesthetics, not emotion
  • No clarity on emotional outcome
  • Teams rely on intuition

Most fashion product development relies on subjective taste, seasonal mood boards, and gut feeling. The result: unpredictable hit rates, emotional disconnects with consumers, and reactive trend-following instead of strategic positioning.

This book introduces a complete, evidence-based methodology that transforms how products are conceptualised, emotionally calibrated, and brought to market — grounded in the HPEI framework, the E-DI innovation process, and the P²VP persona model.

Intended Audience

Built for practitioners who make decisions

This is not a trend report. It is an operational framework for professionals who translate insight into product.

Product Managers

Translate emotion science into measurable product briefs. Use the PAE model and PEG framework to define emotional targets before design begins.

Designers & Creative Directors

Move from mood-board ambiguity to evidence-backed design specifications — silhouette, colour, fabric, and hand-feel mapped to emotion indexes.

Fashion Forecasters & Strategists

Deploy the Emotion Index, P²VP consumer personas, and 2026–2028 colour directions to build forecasts with causal depth, not surface-level signals.

Proprietary Intellectual Property

Three Systems. One Operational Stack.

HPEI
Human Product Emotion Interaction

A multi-dimensional design framework mapping Visual, Tactual, Auditory, and Olfactory dimensions to discrete positive emotions. Translates consumer feeling into actionable product specification.

E-DI
Emotion-Driven Innovation

A three-phase innovation process — Emotion Knowledge Acquisition, Emotion Goal Definition, and Idea Generation with Thick Ideas — that replaces intuition with structured emotional reasoning.

P²VP
Personality - Purpose, Value & Product

A forecasting and consumer persona model built on Jungian archetypes and Emotion Index positioning. Five persona typologies, each with mapped mood states, design briefs, and colour directions.

Complete Contents

Table of Contents

25 chapters across 6 parts. Every chapter is execution-ready.

PART ONE·Foundations
1Why Emotion Drives Design & Purchase
3
2HPEI — Framework, Theory & Fashion Application
9
3Positive Emotion vs. Positive Mood
17
PART TWO·The E-DI Process
4E-DI Overview — Three Phases
23
5Phase 1 — Emotion Knowledge Acquisition
29
6Phase 2 — Emotion Goal Definition
35
7Phase 3 — Idea Generation & Thick Ideas
43
PART THREE·Emotion Typologies & Measurement
8The 25 Positive Emotion Typology
49
9Positive Emotion Granularity (PEG)
59
10Product Emotion Measurement — The PAE Model
65
11How Positive Emotions Are Experienced
71
PART FOUR·Forecasting & Innovation
12Trend & Emotion — Extraction Process
79
13The Emotion Index & Colour Property Mapping
87
14FEI and BEI — Front & Back End of Innovation
95
15Emotional Design Tools — Systematic Overview
103
PART FIVE·Application & Practice
16HPEI-Driven Product Development Process
109
17The 20 Mood States & Design Translation
117
18Case Studies — Emotion-Led Collections
125
19Assessment, Exercises & Certification
133
PART SIX·The P²VP Framework
19bThe PVP Model — Personality - Purpose, Value & Product
137
20P²VP Overview & Theory
149
20bThe P²VP Fashion Framework — Complete Reference
147
21P²VP Applied — Catwalk Emotion Analysis
157
22P²VP Consumer Personas
163
23P²VP Forecasting 2026–2028
171
242028 Design & Colour Directions
179
25The Essentialist Sage — 2028 Persona
185
Inside the Framework

Cross-Persona Design Matrix

A rapid-reference comparison of all five P²VP personas across key design dimensions. Each persona carries a direct, evidence-based design brief.

Essentialist Sage / Quiet Power
Mood: Serious, Relaxed
Silhouette: Liquid Structure — elongated blazers with hidden closures, generous floor-pooling trousers
Colour: Oxidised Copper, Burnt Umber
Creative / Free-Spirit
Mood: Jubilant, Cheerful, Boisterous
Silhouette: Exaggerated, unexpected, dramatic volume, ruffled sheer layers
Colour: Fuchsia, Cobalt
Romantic Dominant
Mood: Sentimental, Passionate
Silhouette: Body-hugging, dramatic, layered, convertible
Colour: Deep Reds, Burgundy
Sovereign Traditionalist / Rebel
Mood: Rebellious, Vigorous
Silhouette: Architectural power-symmetry, androgynous, deconstructed, structural armour
Colour: Martyr's Crimson, Iron-Age Navy
Nostalgic / Traditionalist
Mood: Peaceful, Dreamy, Sentimental
Silhouette: Vintage-inspired, classic, flowing, soft, rounded
Colour: Muted pastels, Ivory

“This mapping table is the operational bridge between the P²VP Framework and the HPEI design system. Every consumer personality now has a direct, evidence-based design brief.”

Emotion Index

Arousal × Pleasure Circumplex

Five P²VP consumer personas plotted on the Arousal × Pleasure circumplex. Each dot marks the dominant EI position that defines that persona's design brief — translating abstract emotion theory into precise design coordinates.

Essentialist Sage
The Sage · Low Arousal + Pleasure
Creative / Free-Spirit
The Jester / Creator · High Arousal + Pleasure
Romantic Dominant
The Lover · High Arousal + Pleasure (mid-point)
Sovereign Traditionalist
The Hero / Rebel · High Arousal + Unpleasure
Nostalgic Traditionalist
The Innocent · Low Arousal + mid-Pleasure
High Arousal
Low Arousal
Pleasure
Unpleasure
Anger / Fear
Joy / Excitement
Sadness
Calm / Serenity
Sovereign
Creative
Romantic
Essentialist
Nostalgic
What You Gain

Capabilities After Implementation

01

Define Emotion Goals Before Design

Use the three-phase E-DI process to establish precise emotional targets for every product line — before a single sketch is drawn.

02

Translate Emotion to Design Specification

Map 25 discrete positive emotions to HPEI dimensions: silhouette, colour, fabric, and hand-feel. Eliminate subjectivity from design briefs.

03

Persona-Level Consumer Targeting

Deploy five P²VP consumer personas with Jungian archetype mapping, dominant mood states, and Emotion Index positions.

04

Forecast with Causal Depth

Apply the Emotion Index and FEI/BEI innovation model to build forecasts that explain why trends emerge, not just what trends look like.

05

Measure Product Emotion

Implement the PAE (Product Appraisal of Emotion) model and PEG (Positive Emotion Granularity) framework to quantify emotional response.

06

2026–2028 Strategic Directions

Access ready-to-implement colour directions, persona forecasts, and design specifications for the next three seasons.

Provenance

From a Global Forecasting Authority

F-Trend is a globally recognised fashion forecasting organisation serving brands, retailers, and educational institutions across 40+ countries. This book represents the distillation of proprietary methodologies developed through years of applied commercial forecasting and academic research.

40+
Countries Served
1000+
Professionals Trained
25
Emotion Typologies
5
P²VP Persona Models
Dhruva Tripathi
Founder & CEO, F-Trend
Author & Principal Researcher
F-Trend Academy
f-trend.com · f-skill.com
All rights reserved
Framework In Action

HPEI Design Translation

Example: How the Sovereign Traditionalist / Rebel persona translates through HPEI into actionable design specifications.

P²VP Persona — Sovereign Traditionalist / Rebel
Jungian Archetype
The Hero / The Rebel
Dominant Mood
Rebellious, Vigorous
Target Emotions
Grounded Power · Empowerment · Courage · Pride
EI Position
High Arousal + Unpleasure
HPEI Design Translation
Visual — Silhouette
Architectural power-symmetry, androgynous, deconstructed, structural armour.
Visual — Colour
Martyr's Crimson, Iron-Age Navy, Black/White Primaries, Dark Graphite.
Tactual — Fabric
Heavy heritage textiles, metal-infused, hyper-textured jacquards.
Tactual — Hand-Feel
Substantial, confrontational, commanding authority.

Verdict: Empowerment through confrontation and civilisational pride. Wearer appraises the garment as an authoritative statement.

Acquire

Emotion-Driven Innovation & HPEI in Fashion

The complete professional reference. 25 chapters, 6 parts, 190+ pages. Proprietary frameworks. 2026–2028 direction forecasts. Assessment and certification pathway.

$159USD
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