You will need Administrator privileges to see the below sections.
The Administration Section within Nucleus is located within each organisation. To access it, first click on the name of the organisation in the side menu, and then click Administration.
Once you're in the administration part of Nucleus, you'll be able to see the different sections available to you.
The User Groups section allows you to make changes to the different user groups. These changes include things like add/removing users from groups, allowing/disallowing access to trial and other applications and assigning/removing permissions.
For modifying User Groups see the Modifying User Groups article
Programmes & Trials
This section allows you to add or make changes to your study programmes and trials. You are able to change the name and description of the programme as well as see and make changes to trial applications.