PhD student in graphene electronics with background in physics (nuclear, optics) and nano-engineering (photonics, perovskites, metamaterials). Avid independent budget traveler (EU, RUS), language learner (RU, ES, EO), radio amateur (DK2AX), juggler, guitarist/trombonist and blacksmith, European, and world federalist (www.ywf.world). Fascinated by nuclear physics, political philosophy, ecosystems, survival techniques, time-tested stories and all sorts of languages.

If you have 30 seconds, please take this language survey on Google Docs.
It is gathering data on the correlation between native and second languages and will help to answer questions such as How many people in the world can I speak with?.