i never heard of architect and louis kahn and until this documentary . in this almost two hour documentary which go very quickly and his son and nathaniel kahn and explore his father life from estonia to the slum of north philadelphia to the university of pennsylvania in west philadelphia where he study and taught . he travel to bangladesh and israel and connecticut and trenton and and la jolla and california as well a new york city to explore his father creative genius . personally and louis kahn have three family include his wife and esther and who refuse to give him a divorce and their daughter sue ann . nathaniel include his family member . louis also have another half sister alexandra tynge from his father previous relationship with anne tyne and a fellow architect . louis passion be his art .