Sahel AlHiyari is a renowned Jordanian architect and the principal at the Office of Sahel AlHiyari for Architecture (OSAA). With a Bachelor's Degree in Architecture and Fine Arts from the Rhode Island School of Design, as well as a Master of Architecture in Urban Design from Harvard University's Graduate School of Design, AlHiyari is highly experienced in his field. He has also taught at prestigious institutions such as the University of Venice, Harvard University, and the American University of Beirut.

OSAA, led by Sahel AlHiyari, is an award-winning architectural practice based in Amman. Their work spans various disciplines, including urban design, interior design, furniture design, architectural installations, and exhibition design. The firm's projects are characterized by a deep understanding of the cultural context and a commitment to address the unique challenges and limitations of each project.

OSAA's designs propose diversity, change, and place-related transformation by leveraging the synergies between design, materiality, and technique. Their impressive portfolio has gained international recognition through publications and exhibitions