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1
La boucle est bouclée
Le feedback en tant que concept majeur de la culture agile
Pascal Rieux, Cultivateur de feedback, 10 octobre 2013
2
Votre humeur ?
ZZZ
1 2 3 4
(NIKO-NIKO)
3
Le rythme circadien
Hypothalamus
Hypophyse
Glandes surrénales
Foie
Cerveau
Corticolibérine
Corticotrophine
Cortisol
Glucose
4
Rétroagir
CONSIGNE ACTION
RETROACTION
𝑨𝑪𝑻𝑰𝑶𝑵 = 𝒇(𝑪𝑶𝑵𝑺𝑰𝑮𝑵𝑬, 𝑹𝑬𝑻𝑹𝑶𝑨𝑪𝑻𝑰𝑶𝑵)
5
« Nourrir en retour »
A B
6
Deux typologies
A B
+
+
A B
+
-
7
Evolution et sélection
Caractères
génétiques
Caractères
morphologiques
Sélection
naturelle
Génome
Culture
Environnement
Sélection
culturelle
Sélection
naturelle
8
Modéliser la croissance
Population
Pollution
Industrialisation
Ressources
Nourriture
9
Deux boucles pour un nouveau produit
Taux
d’adoption
Consommateur
Consommateur
potentiel
+
++
-
Bouche à oreille
Saturation
du marché
10
Quel lien avec l’agilité ?
La complexité !
11
Construire le produit
Idées
CodeDonnées
Produire
Mesurer
Apprendre
12
Voter
1.0
2.0
Idées
DonnéesCode
…
13
Tester deux options
1.0
2.0 A
2.0 B
Idées
CodeDonnées
…
A B
14
En appeler aux utilisateurs…
Idées
CodeDonnées
15
… et recueillir leurs avis
1.0
2.0
3.0
…
Idées
CodeDonnées
16
Produire le code
Idées
CodeDonnées
Produire
Mesurer
Apprendre
17
Partager, revoir, confronter
18
Développer
Syntaxe
Compilation
Tests unitaires
Analyse statique
Performance
Acceptation
Recette
Intégration
19
Montrer
20
Adapter
21
Etre son propre client
22
Etre son propre client… des exemples !
23
Des outils pour cultiver le feedback
Return On Time Investment
Perfection game
/ D
24
Concluons : votre feedback ?
25
Questions ?
26
Merci !
prieux@sierrawireless.com
27
Backup
28
Formaliser
• 1788 : Régulateur de James Watt
• 1859 : Gouvernail asservi - Joseph Farcot
• 1940 : Balistique - Norbert Wiener
• 1948 : Boucle rétroactive
Research Laboratory of Electronics - MIT

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La boucle est bouclée