Following his studies at the University of Bern, Sorbonne Paris-IV and SciencesPo Paris, Lukas worked in Bern and Hebron for the Swiss Federal Department of Foreign Affairs. After five years of diplomatic service, he was appointed director of foraus in April 2018. Lukas has been a member of foraus since 2011, including his contribution as regional coordinator for foraus-Bern in 2015/16.