Gargi Sen works with communication and issues of human rights. She has been involved with filmmaking since 1987 and is one of the founders of Magic Lantern Foundation (MLF), a media group based in Delhi. In 2003, her film Beyond Monarchs and Merchants: A Space for Public Television for PSBT, was awarded the silver prize at the 36th World Fest, Houston International Film Festival, USA, in the Public Service category.