Lukas Vermeer – Medium

Lukas Vermeer

Teachers are also forever learning

This week I learnt that I have been confusing people for years about what a hypothesis really is.

2 min readFeb 10, 2023

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Teachers are also forever learning

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Lukas Vermeer

No velocity without speed

Speed is not velocity, but this does not mean that speed is not important. In fact, speed is a prerequisite for velocity: without speed…

2 min readFeb 2, 2023

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A causal graph of speed->learning->velocity; speed->velocity.

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Lukas Vermeer

This meeting could have been a wiki page

There is a popular meme which is used as a response to “useless” meetings: “this meeting could have been an email”. I think replacing…

2 min readJan 19, 2023

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Lukas Vermeer

Speed is not velocity

“Won’t running all those experiments slow down our product development?”

2 min readJan 19, 2023

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Lukas Vermeer

Choosing my own adventure

Three things I wanted to experience in my next job

4 min readJun 1, 2021

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A picture of my desk in my home office.

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Lukas Vermeer
in
Booking Product

Multiplication instead of division

Research and experimentation are the “peanut butter and jelly” of customer insights — here’s why

9 min readMay 6, 2021

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Multiplication instead of division

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Lukas Vermeer

Why I am leaving a place I love

FOMO made me do it

3 min readApr 13, 2021

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A picture of me looking out over Half Dome in Yosemite National Park.

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Lukas Vermeer
in
Booking Product

It takes a Flywheel to Fly

Kickstarting and Keeping the A/B testing Momentum

11 min readJan 1, 2021

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It takes a Flywheel to Fly

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Lukas Vermeer

Gmail Inbox is my to-do-list

How I learnt to stop worrying and made the inbox-as-to-do-list approach work for me.

9 min readJul 7, 2020

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Gmail Inbox is my to-do-list

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Lukas Vermeer
in
Booking.com Data Science

Understanding Mechanisms of Change in Online Experiments at Booking.com

Mediation Analysis to Disentangle Direct and Indirect Effects

10 min readJul 16, 2019

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Understanding Mechanisms of Change in Online Experiments at Booking.com

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Lukas Vermeer

Lukas Vermeer

I help people run experiments to make better products for customers. I explain science using historical narratives and teach statistics through storytelling.

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