Artists explore themes of vision and cognition for the global expo
Works by Hamra Abbas, Asma Belhamar, Afra al Dhaheri, Olafur Eliasson, Nadia Kaabi-Linke, Shaikha al Mazrou, Monira al Qadiri, Khalil Rabah, Abdullah al Saadi, Yinka Shonibare and Haegue Yang respond to the Arab scholar Ibn al Haytham's 1021 text The Book of Optics.