- Illinois State Board of Health.4
- Illinois. Commission for Handicapped Children, author.4
- Indiana, enacting jurisdiction.4
- Ingalls, William, 1769-18514
- International Congress of Charities, Correction, and Philanthropy (1893 : Chicago, Ill.) author.4
- James, William, 1842-1910, author4
- Jelliffe, Smith Ely, 1866-19454
- Jenks, Edward W. (Edward Watrous), 1833-1903, author4
- Jennings, Samuel K. (Samuel Kennedy), 1771-18544
- Johnson, George, 1818-18964
- Johnson, I. D. (Isaac D.), 1827-19114
- Jones, I. G. (Ichabod Gibson), 1807-18574
- Joynt, Jen, author4
- Juliano, Chrissie, author4
- Juras, Randall, author4
- Kamal, Rabah, author4
- Kane, Robert, 1809-18904
- Kates, Jen, author4
- Kellogg, John Harvey, 1852-19434
- King, Jaime S., author4