�y��vlog

“Uno, dos, tres,” said their instructor, Selen Wilson Guerra, as she warmed them up for class.

Selen Bayrak, owner of a small shop in Istanbul that sells spicy marmalades and sauces, said 80 percent of her sales were normally made through Instagram.

“They like that we trust them and are not just giving them instructions,” says iOLab inventor and physicist Mats Selen at the University of Illinois, Urbana-Champaign.

Recently, Selen Atasoy, a neuroscientist now at the University of Oxford, developed a paradigm that may turn out to be incredibly useful for testing the theory, as well as for quantifying emotional valence in general.

“I was 8 years old when Erdogan came to power,” says Selen, a 23-year-old psychology student.