This graph was originally referenced from article written by Casey Winters. While his article is primarily focused on how to improve the way growth teams operate, it also documents the phases a product will necessarily need to go through.
The sections in red are traditionally handled by the following roles:
- Founder in a startup in pre-product market fit phase
- Product Manager in a mid-size startup in growth phase
- User Researcher or Trained Anthropologies in a relatively mature company