If you need information on your Past Employees' training, you just need to check the Past Employees Dashboard.
In the left navigation, make sure you are in the Team Workspace.
When in the Team Workspace, select Past Team Members Dashboard.
To find a past user, you can either search for them by name, filter users based on their deactivation date, or use the filtering options. Once you find the user that you are looking for, click on their name to see more details on their training.
Once you click on the name of a specific user you will have access to his/her:
1. Courses
2. Learning Paths
3. Exams
4. On-the-Job Training tasks
5. Events
6. Career Paths (if you have enabled this feature for your academy - advanced settings)
Click on the relevant tab to see some more information for the different types of training.