Department of Mechanical Engineering, Massachusetts Institute of Technology (MIT)

Rohit Karnik is Professor of Mechanical Engineering at the Massachusetts Institute of Technology, where he leads the Microfluidics and Nanofluidics Research Group. His research focuses on the physics of micro- and nanofluidic flows and the design of micro- and nanofluidic systems for applications in water, healthcare, energy, and environment.
Krithika Ramchander is a graduate from Professor Rohit Karnik’s group interested in developing products and solutions for healthcare applications.


Megha Hegde is a research associate at MIT D-Lab. She is principally focused on creating and implementing research plans for conducting user research studies in developing countries
Kendra Leith is the Associate Director of Research at MIT D-Lab. She oversees and coordinates the D-Lab research team and implements research on participatory design and conducts user and market research studies.
Amy Smith is the Founding Director of MIT D-Lab and a senior lecturer in Mechanical Engineering MIT. She is also the founder of the International Development Design Summit, co-founder of the MIT IDEAS Global Challenge, and originator of the Creative Capacity Building Methodology.


We are grateful to NGOs Himmotthan Society, Shramyog, People’s Science Institute, and ESSmart for collaboration on field studies that led to the development of Xylem Water Filter. Dr. Anish Paul Antony (World Bank), Dr. Luda Wang (Peking University), Bettina Arkhurst (Georgia Institute of Technology), Abdullilah Alofi, Dr. Michael S.H. Boutilier (Western University), Dr. Jongho Lee (University of British Columbia), Valerie Chambers, Varsha Venkatesh, contributed to the development of the filters. We thank Dr. Michael Bono (Boston University), Dr. Chintan Vaishnav (MIT), Dr. Daniel Frey (MIT), Dr. Eric Verploegen (MIT D-Lab), Dr. James K Wheeler (University of Southern California), Prof. Jonathan Schilling (University of Minnesota) for helpful discussions, Todd Gillan, Sogna Scott, and Daniel Caterino from MIT Facilities, and Patrick Boisvert at MIT for facilitating this research.

We are grateful to our sponsors who have supported the development of Xylem Water Filter.

Non-profits we have worked with