Guillermo Sevillano is an Associate Professor at the Polytechnic University of Madrid (ETSAM) and he has been teaching at Camilo Jose Cela University. He studied the MS in Advanced Architectural Design, GSAPP at Columbia University. Elena Orte has been Assistant Professor at ETSAM and has studied the MS in Advanced Architectural Design in ETSAM. Together they are the directors of SUMA architecture. SUMA is currently developing the largest cross-laminated timber public building in Spain, located in Barcelona.