https://en.wikipedia.org/wiki/Sebastian_Gorka

Sebastian Lukács Gorka (Hungarian: Gorka Sebestyén Lukács; born October 22, 1970) is a Hungarian and American military and intelligence analyst and member of the national security advisory staff. He currently serves as a deputy assistant to President Donald Trump. Gorka was born in the United Kingdom to Hungarian parents, lived in Hungary, from 1992 to 2008 and in 2012, became a naturalized American citizen.

Gorka has written for a variety of publications and is generally considered politically conservative. Gorka has been characterized as a fringe figure in academic and policy-making circles. Critics have challenged his academic credentials; his views on Islam and radicalization; and his ties to the Order of Vitéz.