 The group aims to offer the seven-day training event at least once every other year.It has taught the workshop many times in the United States and Canada, as well as in England and Australia.Similar groups have formed around others of Wolfensberger's many areas of research and teaching, such as Social Role Valorization, the philosophy of Personalism and the importance of defending the lives of vulnerable persons (and others) in the face of the many threats to the sanctity of those lives.