It is an occupant, developer, and operator of social housing. For a society where everyone is respected without discrimination and exclusion, he is an activist and planner who tries to say what he has to say. Currently, he is active in youth, housing, and labor-areas, including youth policy coordination committee members, chairman of the Korea Social Housing Association, director of the Hanbit Media Labor and Human Rights Center, and director of the slug housing cooperative. Whether it is a tenant or a self-owner, various concerns in the residential policy area are continuing so that the neutrality of ownership can be realized and that the house will not be socially, economically, and politically unstable.