The initiator task is one among the many human task interactive patterns in Oracle BPM. It's used to trigger a BPM process flow from the defined human task user interaction interface. When you are using the initiator task to initiate a BPM process, the process always starts with the none start event. The none start event will not trigger the process; however, the human task initiator will initiate the process. It's the role associated with the swim lane that defines the process participant, and that process participant/assignee is the one the initiator task gets assigned to. The following table summarizes the human initiator pattern: