Hi, I'm Erin
I help you deliver measurable product improvements, lead more effective teams, and I tell stories about how I do it.
Hi, I’m Erin.
I help you deliver measurable product improvements, lead more effective teams, and I tell stories about how I do it.
My new book, “Design for Impact: Your Guide to Designing Effective Product Experiments” is now available.
Things I can do for you
Conference talks
An engaging presenter for your next event. I inspire your audience and arm them with actionable tips.
Hands-on workshops
Level-up your team's approach to experimentation and design with an in-person workshop.
Custom content
A published author to craft highly engaging, custom content for your business.
Things I can do for you
Conference talks
An engaging presenter for your next event. I inspire your audience and arm them with actionable tips.
Hands-on workshops
Level-up your team's approach to experimentation and design with an in-person workshop.
Custom content
A published author to craft highly engaging, custom content for your business.
Design for Impact
Your Guide to Designing Effective Product Experiments
Design for Impact features the Conversion Design process to help you and your team drive business growth. In it, Erin Weigel gives you practical tips and tools to design better experiments at scale. She does this with self-deprecating humor that will leave you smiling—if not laughing aloud.
The Good Experimental Design toolkit in the appendix presents everything you learn into step-by-step process for you to use each day.
Bonus! Get a FREE sticker when you order through this webshop.
€ 39,99 incl. VATAdd to cart
*This webshop serves EU customers only.
Keynote speaker
Need to "wow" a crowd?
Look no further—I can help.
Choose from these topics:
- A/B Testing & Conversion Design
- Experimentation Culture
- Design Systems & Product Accessibility
- Team Leadership & Management
Prefer something custom?
I do that, too!
Keynote speaker
Need to wow a crowd? Look no further.
I'm a keynote speaker at in-person and remote conferences around the world.
Choose from one of these topics:
- A/B Testing & Conversion Design
- Experimentation Culture
- Design Systems & Product Accessibility
- Team Leadership & Management
Prefer something custom?
I do that, too! Let's chat about what you need.
Places I've spoken
I've given talks at these conferences, companies, and communities.
Places I've spoken
I've given talks at these conferences, companies, and communities.
Stuff to read
Articles and resources about design and experimentation.
How Microsoft made big conversion gains with small color tweaks
Some of the most impactful experiments run on high-traffic websites involve improvements in color. The right colors can mean the difference between a buy and a bounce.
Read more
What you need to know about sample ratio mismatches (SRMs)
Randomization within experimentation is important. It’s how we isolate the change we aim to learn about. When randomization goes wrong, you can get an SRM.
Read more
The Good Experimental Design toolkit
The Good Experimental Design toolkit templates and checklist level-up your experimental design. As Ronald Fisher learned, experiment data is only as good as the design you put into it.
Read more
Lukas Vermeer’s manual sample ratio mismatch (SRM) checker
Randomization is the hidden power behind A/B testing. When randomized properly, the confounds in your data are completely removed. This allows you trust any cause/effect relationship you might observe.
Read more