I write about psychology, experimentation, e-commerce, homelabbing and more. Below you can find my latest articles.
Over 20 years building communities around open-source platforms, I've watched a pattern repeat. Communities feel invincible until the moment they collapse. Learn how to build anti-fragile communities that gain strength from change instead of breaking under stress.
Learn how we transformed community engagement through hackathons instead of monthly idea quotas, creating 80+ community projects while building better understanding between community and product teams.
A detailed guide on moving away from vendor lock-in and Big Tech subscriptions to build a more robust, privacy-friendly, and antifragile tech setup using open source alternatives.
Building a custom audio project with Raspberry Pi and Pirate Audio hardware - a fun side project exploring hardware and software integration.
Practical insights and lessons learned from building and deploying AI workflows in production environments.
Explore how traditional commerce models are being disrupted and why businesses must innovate to survive in the rapidly evolving landscape of global commerce.
An analysis of the potential challenges and concerns surrounding AI in software development over the medium to long term.
Explore four great ways to customize Large Language Models for your specific use case, from prompt engineering to fine-tuning and RAGs & MCPs.
After almost 7 years, it was time for another switch: Moved the website from Webflow to Astro.
How food trucks master clear, instant communication and what trade show exhibitors can learn from their approach to messaging.
Exploring how software developers can adapt and thrive in an era where AI is transforming the development landscape.
Discover why exponential growth charts can be misleading and why "today" isn't a special turning point despite what many trend analyses suggest.
Learn how to create and maintain a successful B2B community, overcome unique challenges, and leverage the benefits for your business growth and customer engagement.
Let's set the record straight about some often mixed up terms in commerce
A CRO/Experimentation variant of the scientific hierarchy of evidence
You've probably heard about this divide between the functions of the Left Brain versus the Right Brain. There is no divide.
Building the commerce platform of the future
As announced in November I would be starting a new (Dutch) podcast series this year about CRO. Today the first episode launched!
Recording of my session about creating an optimization culture
How far do you go? What do you test? And is it sometimes ok NOT to test something?
To help remember statistical constructs I've started telling stories about statistics and the first one is about the Texas Sharshooter
On October 24th, I gave a session at Nomad Mage about using psychology and data to make the decisions to improve your webshop.
Some (random) notes/learnings from my trip to Shenzhen China
How to go from “4% conversion uplift” to “€636K — €854K extra profit this year”
This is a re-post of an interview with me by the Swedish magazine eHandel
My 5 tips on building your personal brand by having a healthy personal + business presence on your social media channels.
Google Sheet calculator for your AB test sample size
PersuasionAPI: A new tool that makes your website much more persuasive
Guess Magento and it's speed is a hot issue :).
Let's optimize your webshop for speed!
For business owners that have a retail store or a complete new business model but have little to no experience in the e-commerce field: this post is for you.\
