Chuck Smith has been active in the world of Esperanto since learning the language in 2001. That same year, he founded the Esperanto Wikipedia, currently the 32nd largest with over 200,000 articles. In 2015, he helped launch Duolingo‘s Esperanto course for English speakers, which over one million people have taken to date. Chuck is currently active as the CTO of Amikumu, a smartphone app for finding nearby speakers of Esperanto or any other language. Due to his “extensive promotion and utilization of Esperanto on the Internet,” the magazine La Ondo de Esperanto named him Esperantist of the Year in 2015. Originally from the US, he lives in Berlin, Germany.
Federico Gobbo is full professor by special appointment at University of Amsterdam (Netherlands) with a course in Interlinguistics and Esperanto and teaching fellow at the University of Turin (Italy) with a course in Language Planning and Planned Languages. He became an Esperantist in 1997 and soon became active in the Esperanto youth movement in Italy. In 1998 he received a master’s degree in Esperantology at the University of Turin, and in 2009 received a Ph.D. at the University of Insubria (Italy) with a dissertation on computational linguistics, in which he used Esperanto.