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Nagarjuna Gadiraju
Nagarjuna G. at an OLPC Workshop in Goa 2010
Born (1960-08-03) 3 August 1960 (age 63)
Other namesgnowgi, gn
Alma materIIT Kanpur
Occupation(s)Faculty at HBCSE, TIFR, Chairperson of Free Software Foundation of India
Known forFree software movement, Gnowsys

Nagarjuna G. (Nagarjuna Gadiraju) works in the Homi Bhabha Centre for Science Education, Tata Institute of Fundamental Research in Mumbai, India. His major research interests include Science Education, Cognitive Science, History and Philosophy of Science and Structure and Dynamics of Knowledge. As an activist he focuses on promoting free knowledge and free software and serves as the chairperson of Free Software Foundation of India.


Nagarjuna was born in 1960 at Nagarjuna Sagar, in Andhra Pradesh, India.


Nagarjuna did M.Sc. in Biology and M.A. in Philosophy from Mumbai and Ph.D. in Philosophy of Science from IIT Kanpur.[citation needed]


Some of his areas of interest are semantic web, knowledge organization, AI, philosophy of science, biological roots of knowledge and modelling complex systems with specific interest in cognitive development. He is the author of a specification and implementation of a distributed knowledge base called GNOWSYS.[1] He is an architect of, a community portal, which was launched on 2 February 2007. He contributed as a core developer and architect of SELF Platform. He is currently guiding four research scholars in the area of science education at HBCSE, TIFR. During the pandemic, Nagarjuna was part of the Collaboratively Understanding Biology Education program at the Homi Bhabha Center for Science Education (Tata Institute of Fundamental Research), which supported student learning at home through CUBE Home labs.

Free Software Foundation

Nagarjuna is an active member of the Free Software Foundation in India. He is one of the speakers for the FSF.[2] He is a founding member, current chairperson and the member of the board of directors for the Free Software Foundation of India.[3]

History and Philosophy of Science

Nagarjuna has interest in History and Philosophy of Science. He has created an illustrated exhibition on History of Science at Homi Bhabha Centre for Science Education.[4] He also teaches graduate courses in History and Philosophy of Science at Homi Bhabha Centre for science Education and Centre for Excellence in Basic Sciences.[5]


  1. ^ "GNOWSYS: A Kernel for Semantic Computing".
  2. ^ "GNU and Free Software Speakers - GNU Project - Free Software Foundation".
  3. ^ "Free Software Foundation of India - Free Software, Free Society".
  4. ^ "History of Science".
  5. ^ "Centre for Excellence in Basic Sciences".