![]() | Assuring Child Support: An Extension of Social Security IRWIN GARFINKEL is Mitchell I. Ginsberg Professor of Contemporary Urban Problems at Columbia University School of Social Work. |
![hidden image for function call](https://upload.wikimedia.org/wikipedia/commons/c/ca/1x1.png)
![]() | Assuring Child Support: An Extension of Social Security IRWIN GARFINKEL is Mitchell I. Ginsberg Professor of Contemporary Urban Problems at Columbia University School of Social Work. |