Although IT is now permeating almost all fields and human activities, women and girls still make up a minority in this sector, both in schools and in practice. Yesterday's International Day of Women and Girls in IT reminds us why it is important to change this imbalance and open the way for girls to pursue technical education and careers.

Food and the ways in which we obtain it can seem like an utterly mundane matter, associated with necessity rather than creativity. For many people on the planet, regular access to food is not a given, and for those who have it, it is associated with mundanity. …