(Also available in Japanese and Russian) Introduction Product management is a role that most software companies recognize to be critical. Yet, it is surprisingly hard to define “product management” in precise terms. The people who call themselves “product managers” do very different things from organization to organization. They work on different types of products, with different types of teams,
![The Product Management Triangle](https://cdn-ak-scissors.b.st-hatena.com/image/square/db87a9947caf608748e97a61d04546f698ec8f0b/height=288;version=1;width=512/https%3A%2F%2Fproductlogic.org%2Fwp-content%2Fuploads%2F2014%2F05%2Fnetwork.png)