product

One thing I do look back on fondly was how incredibly focused we were. Resources and time were so tight that you could feel the weight of all the things you weren’t working on. You had real conviction that the thing you were doing was the most important thing.

To pick a somewhat trivial example, at fireside chats with Mark (the predecessor to the... See more

This is one of the 🤯🤯🤯 experiments we ran on the Duolingo Retention team : https://t.co/Dv9Wp377vT

How to identify your invisible asymptotes

One way to identify your invisible asymptotes is to simply ask your customers. As I noted at the start of this piece, at Amazon we honed in on how shipping fees were a brake on our business by simply asking customers and non-customers.

Here's where the oft-cited quote from Henry Ford is brought up as an... See more

With certain projects, we might pull up specific data or metrics to see if the data gives us any more insights, but it’s not the way we make decisions. We don’t do A/B tests. We validate ideas and assumptions that are driven by taste and opinions, rather than the other way around where tests drive decisions. There is no specific engagement or other... See more