Ellis, Jason. “Brains Unlimited: Giftedness and Gifted Education in Canada before Sputnik (1957)”. Canadian Journal of Education/Revue canadienne de l’éducation 40, no. 2 (May 19, 2017): 1–26. Accessed May 28, 2022. https://journals.sfu.ca/cje/index.php/cje-rce/article/view/2407.