Positive Experiments

Making experimentation count

Eppo's Outperform magazine and John flying a plane over Warsaw

Oct 10 • 

Marina Ostrowski

 and 

John Ostrowski

1

12:43

September 2025

Convert stand with Katie Dove

Connecting behavioural research to actionable Product moves

Sep 15 • 

Marina Ostrowski

 and 

John Ostrowski

2

1:29

Little Rules About Big Things and the 'Alien craft' hypothesis

Morgan Housel's 'proverbs' and Avi Loeb's hypothesis about 3I/ATLAS being an alien craft

Sep 2 • 

John Ostrowski

 and 

Marina Ostrowski

15:23

August 2025

Supercommunicators: How to Unlock the Secret Language of Connection

Connection is a method and you can master it with practice

Aug 25 • 

John Ostrowski

1

What's your favorite product?

Nintendo failing to listen to customers and a key question to Product people

Aug 8 • 

Marina Ostrowski

 and 

John Ostrowski

1

9:04

July 2025

Birmingham with Nils Stotz

Principles and what AI changes in the Product discipline

Jul 30 • 

John Ostrowski

1

1:09

Influence: the Psychology of Persuasion

Behind every failed strategy is a team that couldn’t talk.

Jul 18 • 

John Ostrowski

 and 

Marina Ostrowski

Eventful June going places

Between Birmingham, London, Copenhagen, Toronto, and Frankfurt.

Jul 8 • 

John Ostrowski

 and 

Marina Ostrowski

4:58

June 2025

AI evolution for Product work

What areas of product management get replaced?

Jun 30 • 

John Ostrowski

1

The five dysfunctions of a team

Behind every failed strategy is a team that couldn’t talk.

Jun 23 • 

John Ostrowski

Zen and the Art of Motorcycle Maintenance: An Inquiry Into Values

What if quality was the foundation of everything?

Jun 9 • 

John Ostrowski

May 2025

The Product lens

My experience with the Product discipline as defined by giants

May 29 • 

John Ostrowski

1

1:21