Daṿid Shemesh, Jewish National Fund. Youth and Education Department, ha-tarbut ṿeha-sporṭ. Minhal ḥevrah ṿa-noʻar Israel. Miśrad ha-ḥinukh, Tenuʻat ha-morim ha-ʻolamit lemaʻan ha-Ḳeren ha-Ḳayemet le-Yiśraʼel