Please refer to the article below...

Adding new SiteImprove users

All of SiteImprove's web tools are aimed at organisations that have deployed content management to non-central content editors. To make the most of the services, here's how to add users and assign permissions.

Here is a step-by-step guide:

1. Click the Administration link in the left hand menu.
2. Click Manage Users.
3. Scroll to the bottom of the screen if necessary and click Add User.
4. This takes you to the Add user screen, where you can type in all the essentials.