Main activities are the history of early Christian and medieval architecture of Armenia, relations and parallels between Armenian architecture and the art of construction of the adjacent countries

Graduated from Yerevan State Polytechnical Institute (1958), Dr. of Architecture (1994), prof. (2003), corr.-member of NAS RA (2006)

Head of the department of Architecture of the Institute of Arts of NAS RA (since 1988)

Academical adviser of the Academy of Engineering of Armenia

Senior architect of the "Yerevan-project" institute (1958-1964), research officer, scientific secretary, senior research officer of the Institute of Arts of NAS RA (1964-1988).