The department of Theory & History of Architecture and Technical Communication (THATC) dates from December 2015. It includes the former Department of Architecture and the English Division of the Universitat Politècnica de Catalunya (UPC). The THATC faculty has teaching assignments in most UPC schools at the undergraduate and graduate levels.

Technical Communication focuses on the teaching and research of (1) communication strategies for technical English, in both its oral and written forms, in all specialties of the Engineering studies (2) the cultural and social phenomena resulting from the technological revolution of the last two centuries included in the field of study known as Science Technology and Society (STS).