Here, in what we may call
the filial relation associated with the family, we find the root meaning of the encyclical's central category of relation as gift.
The following types of groups were also identified: non-offending parent / caregiver groups related to sexual abuse, CPRT (Child Parent Relational Training),
Filial Therapy groups, family therapy groups, parenting groups, PCIT groups, support groups, psychoeducational groups, groups specifically relating to cancer, anger management groups, mandated domestic violence groups, humanistic / object
relations groups, «transparenting» groups, parent coaching, marital counseling groups, sex offender groups, and bereavement / grief groups.