Mathematics: Nic Svenson and Piers Barnes of the Australian Commonwealth Scientific and Industrial Research Organisation, for calculating the number of photographs that must be taken to (almost) ensure that nobody in a group photo will have their eyes closed.
Matematika: Nic Svenson dan Piers Barnes dari Australian Commonwealth Scientific and Industrial Research Organisation, karena menghitung jumlah foto yang harus diambil untuk memastikan agar mata orang yang difoto terbuka semuanya.