Aggarwal's new book, Sindhi Tapestry, contains stories from Sindhis around the world - from South America to Southeast Asia, Pakistan and the US.
These are doctors, engineers, businessmen, soldiers and scholars.
Chapters examine the comforting rituals of worship, meditate on the traditional, explore the history of cultural elements from cuisine to antique furniture.
And there are new memories and boundaries being forged as the community celebrates its heterogenous identity.
