1. Uri Zoller is Head of the Division of Chemical Studies in the Department of Science Education at Haifa University-Oranim, the School of Education of the Kibbutz Movement in Israel, P.O. Kiryat-Tivon 36910, Israel.
2. Yaron Rochell is a high school teacher/educator veteran, a member of Kibbutz Rosh-Ha'nkira, currently teaching at Oranim.