I like to add a filter which get all user stories and tasks, that user X has at least one task.
For example:
- User story 1:
- Task 1 (assigned to user A)
- Task 2 (assigned to user A)
- Task 3 (assigned to user

- User Story 2:
- Task 4 (assigned to user A)
- Task 5 (assigned to user A)
- User Story 3:
- Task 6 (assigned to user

I like to filter by user A, so I will get User Story 1 +2 and tasks 1,2,3,4,5.
User story 3 + task 6 will be not be returned as part of the filter, because both not related to user A.
Thanks