He is a third-generation soldier; his paternal grandfather Sepoy(Private) Atma Singh Marwah(1896-1968) enlisted in the 1/67 Punjab Regiment of the British Indian Army as a drummer in 1914,
and fought at the Siege of Kut in the Mesopotamian Campaign during the First World War.
His research and writing has focused on children's agency as they apply to the lives of children living in especially difficult circumstances, and he regularly receives invitations from renowned institutions such as the Max-Plank-Gesellschaft,
the Institut Universitaire Kut Bösch and Harvard University to speak about this work.