Gagan is the founder of Janvikas, a development support and training organisation, and Centre for Social Justice, a human rights and Access to Justice initiative working in South Asia. He has more than 30 years of experience in organisational development, capacity building and advocacy at local, national and international levels in diverse cultural settings in Asia. He is a recognised leader in policy formulation, in facilitating development projects and, advocating for minority rights. He has been a board member and CEO mentor for more than 15 advocacy campaigns, development organisations and international agencies, and is a member of the drafting committee of the Nyaya Panchayat Act. He has authored books on legal aid, gender, nonprofit governance, and communal violence in Gujarat.