The Me tab should be your main hub for accessing Socius. It contains your task list across all workspaces. Think of this as your personal todo list.
Other Task Lists
If you are an employee user or higher, it will also contain the task list for everyone on the workspace. Use this to see what everyone is tasked with on your workspace.
This screen allows you to write and store personal notes. Notes can also be attached to a task or discussion while creating a comment.