Contact with the instructors is encouraged via the discussion forums. Take the Formal Course Several times a year a formal course is offered over a three week period. Each day of the course contains a one hour assignment, followed by a group discussion late in the day. Scheduled course times. For either approach a completion certificate is awarded for completing the course.
Registered users are always welcome to return to visit modules or topics for review and refreshment.
When appropriate to cleanly divide the material these divisions are used.