Convert Blog: Learn A/B Testing, Optimization & Marketing

Author Avatar: John Ostrowski

John Ostrowski

Based in Poland, John is Director of Product and Experimentation at Wise Publishing, Inc. Rooted in engineering, trained in experimentation, and shaped by movement he helps teams move fast, test smart, and think long-term. Writer, lifelong student, time management advocate, experimenter, investor and product growth enthusiast.

Blog Posts

Optimization
Ryan and PJ feature image

From Stoicism to Betting, Ryan Lucht of CRO Metrics and Positive John Talk About Why Experimentation Is Life

Experimentation isn’t just a method. It is a way of life. This becomes super clear after listening to the deep dive between Ryan Lucht, Director of Growth Strategy at Cro Metrics and Positive John, Product Growth and Experimentation Consultant at Positive Experiments. In this illuminating chat, they go deep...