Experimental Mind #256

Your weekly overview of interesting reads, events and jobs for the experimental mind.

Feb 24, 2025

Hi folks!

In today’s edition: some good reads you’ll find interesting, an UX game around notification , a career interview with Sim Lenz from Conversion, a giveaway deal, the latest jobs and events.

➡️ How to increase customer loyalty with hybrid experimentation
Hybrid experimentation combines client- and server-side testing to optimize experiences and build customer loyalty through fast, data-driven improvements.
Link to article from Sitespect

Thanks to Convert and Sitespect for their support.

🔎 Interesting things you might have missed

How organisations can embrace experimentation In marketing measurement
To successfully integrate experimentation into marketing measurement, organisations should build the right team with data science expertise, secure executive buy-in, and foster a culture of curiosity where testing and learning are embraced at all levels. Starting with simple experiments, validating observational models with RCTs, and establishing feedback loops ensures insights drive ongoing strategic improvements, creating a sustainable competitive advantage. Link

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How our organisational DNA shapes our organizational culture
Organisations are unique, shaped by a series of deliberate and accidental choices that build their culture over time. Once established, these cultural traits can become rigid and difficult to change, especially if they’ve contributed to success. However, reflecting on the past reveals that culture could have evolved differently, with each decision shaping the organisation’s identity along an unseen possibility space. Link

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UX game: Notification Psychology Lab
Rohan Dehal launched his second UX game: an interactive game that breaks down how notifications shape behavior, why they’re so hard to ignore, the psychological triggers behind them, and how to take back control. Link

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Last week’s most clicked item:

Deliveroo experimentation principles
Experimentation is central to innovation at Deliveroo, enabling data-driven decision-making, risk mitigation, and continuous product refinement through a mature and scalable experimentation platform. Beyond technical advancements, a strong experimentation culture ensures impactful testing by embedding shared principles that democratise experimentation across the organisation. Deliveroo has four. Link

🎧 Podcast of the week

And did you know: the No Hacks Podcast is turning 4 and Season 3 premiere dropped on February 18th! To celebrate, they're having a giveaway with awesome prizes, including a ticket to the GMS conference in Frankfurt this June. Want to win? Just send them a short audio or video sharing who your favorite No Hacks guest is (past or future) and why. Don’t miss out! Enter now at nohackspod.com/giveaway!

💬 My Experimentation Career Journey

Today’s interview is with Sim Lenz, VP of Innovation at Conversion.com (The world’s largest full-service experimentation agency).

Become obsessed with learning everything you can about experimentation—explore diverse perspectives, critically assess them, and decide who and what to trust. — Sim Lenz

Read the full interview with Sim

🚀 Job opportunities

Find 100+ open roles on ExperimentationJobs.com. This week’s featured roles:

CRO Lead at Fella Health (Europe, Latam and Asia)
Product Owner (CRO) at Leadtech (Remote)
Web Optimization Manager (CRO) at Pipedrive (Berlin, Germany)
Senior Conversion Rate Optimization (CRO) at Amenitiz (Barcelona, Spain)
Landing Page & CRO Strategist at Lunar Solar Group (USA)

📅 Upcoming events

A running list of upcoming events.

🎁3 Mar: Accelerating Innovation with AB Testing (virtual, get $500 off)
🎁26-28 Feb: Experimentation Island (USA, get $500 off)
13 Mar: DiDo #47: Collaboration in product teams (Utrecht, Netherlands)
🎁17 Mar: Advanced Topics in Practical A/B Testing (virtual, get $100 off)

🎁Also, don't miss GMS 2025 on June 18, 2025, in Frankfurt! As Europe's #1 growth conference, it's the perfect platform to learn, network, and grow. Use my promo code KEVIN100 to get €100 off your ticket and be part of this event! For more details, visit the official website: www.growthmindedsuperheroes.com

😃 Something that made me smile

The BBC has a nice article about my favourite, Dutch breakfast: broodje hagelslag. Yes, chocolate for breakfast. Although I prefer the dark chocolate one.