Isa Felder – Brazilian, holds a degree in journalism from the Universidade Federal Fluminense (UFF), in Rio de Janeiro, Brazil. A professional who has worked in Brazil and Switzerland for 20 years in the field of communication. Isa holds a certificate in the pedagogical field from SVEB and has studied translation at the Schule für Angewandte Linguistik (SAL). She has worked as a language teacher, translator and proof-reader for several institutions in Switzerland and since September 2017 has been the president of the World Language School association – as well as its PR. She teaches German for beginners at the association.
Nelson Adao – Born in Angola, Nelson moved to France with his family when he was 2 years old. At the age of 11 he moved to Switzerland. Nelson completed a Kaufmännische Ausbildung (commercial apprenticeship). He holds a Bachelor Degree in Literature from the Schule für Angewandte Linguistik (SAL). Currently Nelson works as a German and French teacher for adults in several language schools in Switzerland. Since 2017, Nelson has been the vice-president at the World Language School association as well as its treasurer. He teaches German and French at the association.
Andréa Vedovato Berchtold – Brazilian, holds a degree in Pedagogy from the Universidade Católica de Santos (UNISANTOS), São Paulo, Brazil. She also holds 2 Proficiency Certificates: TOEFL (Test of English as a Second Language) and Michigan (Proficiency Certificate issued by the University of Michigan – USA). Andréa has 18 years of experience as an English teacher, teaching students of all ages and levels and has also worked for 4 years as the Educational manager in 2 branches of a well-known language school chain in Brazil. Currently Andréa teaches English at the World Language School.
Barbara Ballester – she was born in USA, grew up in Argentina and moved to Switzerland in 1995. She holds a master’s degree in Psychology from the Universität Zürich as well as a degree in Spanish language and literature from the Universidad Nacional de Córdoba (Arg.) and a Music degree from the Conservatorio Provincial Felix T. Garzón in Córdoba, (Arg.). She started teaching children and adults at a very young age, both in individual classes and groups, developing a profound love for teaching and learning throughout the last 30 years. She has three children and is a passionate reader and cook. Currently she teaches piano and music theory and has recently joined the team at the World Language School for teaching Spanish and German.