Fivos is originally from Nicosia, Cyprus. He grew up in northern Greece and Cyprus but now resides in the USA. He is an assistant professor of physics at Clemson University in Clemson, South Carolina. He holds a PhD in experimental condensed matter physics and his current research focus is, thermoelectric materials, negative volume expansion materials and elastic properties of solids. He has many interests such as philosophy, physics, mathematics, literature, poetry and chess. He also enjoys boxing and riding motorcycles.