| Author | Popularity |
| International Society for Education through Art |
2 |
| International Society for Education through Art. General Assembly, 1st, Paris, 1954 |
2 |
| Read, Sir Herbert |
2 |
| International Society for Education through Art, 2nd, Paris, 1953 |
1 |
| International Society for Education through Art. World Congress, 22nd, Sèvres, France, 1975 |
1 |
| Ziegfeld, Edwin |
1 |
