Il grande bluff delle stime

Il grande bluff delle stime Luca Grulla @lucagrulla IAD 2011 November, 19th RomeSunday, 20 November 11

Get in touch @lucagrulla #iad11 http://joind.in/4522 http://www.lucagrulla.it/Sunday, 20 November 11

EstimatesSunday, 20 November 11

Velocity EstimatesSunday, 20 November 11

Simplicity Velocity EstimatesSunday, 20 November 11

Continuous Delivery Vision Innovation Simplicity Velocity Estimates Feedback loop Decision making Trust Theory of ConstraintsSunday, 20 November 11

Something about you...Sunday, 20 November 11

Sunday, 20 November 11

All these techniques are pivotal to the project successSunday, 20 November 11

All these techniques are pivotal to the project success ...or maybe not...Sunday, 20 November 11

Sunday, 20 November 11

Estimates and velocity are misusedSunday, 20 November 11

The 4 steps to delivery epiphany (or how to put estimates on a diet)Sunday, 20 November 11

The 4 steps to delivery epiphanySunday, 20 November 11

The 4 steps to delivery epiphany 1. Understand how estimates are too often used as a contract over collaboration and trustSunday, 20 November 11

Bargain on team commitmentSunday, 20 November 11

The 4 steps to delivery epiphany 1. Understand how estimates are too often used as a contract over collaboration and trustSunday, 20 November 11

The 4 steps to delivery epiphany 1. Understand how estimates are too often used as a contract over collaboration and trust 2. Understand how estimates can drive fearSunday, 20 November 11

Fear-Driven Decision MakingSunday, 20 November 11

The 4 steps to delivery epiphany 1. Understand how estimates are too often used as a contract over collaboration and trust 2. Understand how estimates can drive fearSunday, 20 November 11

The 4 steps to delivery epiphany 1. Understand how estimates are too often used as a contract over collaboration and trust 2. Understand how estimates can drive fear 3. Acknowledge that velocity-driven delivery kills innovationSunday, 20 November 11

High uncertainty contextsSunday, 20 November 11

Hang on...Sunday, 20 November 11

Hang on... I need trackability !Sunday, 20 November 11

Back to BasicsSunday, 20 November 11

What is agile at its root ?Sunday, 20 November 11

Control via visibilitySunday, 20 November 11

Velocity as throughput measure for signed-off storiesSunday, 20 November 11

Signed off but not deployed stories is just a form of inventorySunday, 20 November 11

Continuos DeliverySunday, 20 November 11

The 4 steps to delivery epiphany 1. Understand how estimates are too often used as a contract over collaboration and trust 2. Understand how estimates can drive fear 3. Acknowledge that velocity-driven delivery kills innovationSunday, 20 November 11

The 4 steps to delivery epiphany 1. Understand how estimates are too often used as a contract over collaboration and trust 2. Understand how estimates can drive fear 3. Acknowledge that velocity-driven delivery kills innovation 4. Embrace the truth that deployed working software is by far the best progress feedbackSunday, 20 November 11

but let’s be pragmaticSunday, 20 November 11

Project InceptionSunday, 20 November 11

When you are a delivery partnerSunday, 20 November 11

When your team is starting its journeySunday, 20 November 11

Dreyfus model Expert Proﬁcient Competent Advanced Beginner NoviceSunday, 20 November 11

Dreyfus model ■ holistic view of situation ■ prioritises importance of aspects ■ "perceives deviations from the normal Expert pattern" ■ employs maxims for guidance, with meanings that adapt to the situation at Proﬁcient hand Competent Advanced Beginner NoviceSunday, 20 November 11

Dreyfus model ■ holistic view of situation ■ prioritises importance of aspects ■ "perceives deviations from the normal Expert pattern" ■ employs maxims for guidance, with meanings that adapt to the situation at Proﬁcient hand ■ transcends reliance on rules, guidelines, Competent ■ and maxims "intuitive grasp of situations based on deep, tacit understanding" ■ has "vision of what is possible" ■ uses "analytical approaches" in new Advanced Beginner situations or in case of problems NoviceSunday, 20 November 11

Simplicity is the keySunday, 20 November 11

Thank You !Sunday, 20 November 11

Questions ? feedback: http://joind.in/4522 @lucagrulla #iad11Sunday, 20 November 11

Images credits • http://images.cdn.fotopedia.com/flickr-3167236184-original.jpg • http://www.fotopedia.com/items/flickr-4627993735 • http://images.cdn.fotopedia.com/flickr-3110676430-original.jpg • http://images.cdn.fotopedia.com/flickr-2200500024-original.jpg • http://images.cdn.fotopedia.com/raphael-dXB0J5mDZ-M-original.jpgSunday, 20 November 11

Il grande bluff delle stime

by Luca Grulla on Nov 20, 2011

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Il grande bluff delle stime — Presentation Transcript

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