When you select a task in the Calendar, Gantt, and Task List views, you can view summary information from the Task Panel at the bottom of the view pane. Properties, Instructions, and Predecessors are displayed for the selected task.
The Properties pane displays the task name, status, start and end dates, owner, and assignee.
The Instructions pane displays any instructions that the administrator has defined for the task.
The Predecessors pane displays the predecessor tasks, if any exist. The predecessors are displayed in a hierarchy. You can click on a predecessor task to update the panel with the predecessor task information.