David Sarkisyan conducted scientific activities at the Institute for the Biological Testing of Chemical Compounds (1976-1985), created documentary films at the "Fishka-Film" studio (1989-1999), and was director of the Shchusev Museum of Architecture (1999-2010). In this book, David's life story is told by his family, friends and colleagues: scientists, architects, curators, directors, artists, journalists, art historians and museum staff. The authors of the monograph have collected detailed information on David Sarkisyan's scientific works and his projects at the Museum of Architecture.