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Rajasab A H

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Rajasab
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Adjunct Professor
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Prof. Rajasab brings four decades of experience in teaching, research, and higher education administration, including 19 years as a Full Professor. He currently serves as Chairman of the Karnataka Science and Technology Academy (KSTA), Bengaluru. He served as Vice Chancellor of Tumkur University, Registrar and Pro Vice Chancellor at Khaja Bandanawaz University, and Registrar (Evaluation) at Gulbarga University alongside visiting professorships in USA and China, and faculty positions in Saudi Arabia, Ethiopia, and Eritrea. He specializes in Botany, Plant Pathology, Biosynthesis of Nano-materials, Aerobiology, Biodiversity Conservation and Documentation and Scientific validation of traditional knowledge on medicinal plants and wild edible plants.

Supervised twenty Ph.D. Scholars, authored 91 research papers, good orator in Kannada, published seven books (one in English), written several popular science articles in Kannada. He is recipient of CRS Lifetime Achievement Award (2026) Lifetime Achievement Award (2025) and Lifetime Achievement Award (2024) from the Indian Aerobiological Society, Higher Education Leadership Award,  Paryavaran Mitra Award, K.C. Mehta & Manoranjan Mitra Award, and P. H. Gregory Young Scientist Award besides holding Fellowships of KSTA, IPS, ISMPP, and IAS. He has chaired committees on NAAC, RUSA, UGC, and NEP-2020, and served as Chairman of search committees for selection of Vice Chancellors of some universities in Karnataka.

Born on 3 April 1955 in Navillehal village, Shimoga district in a farming family, Prof. Rajasab holds Ph.D. (1981), M.Sc. (1976), and B.Sc. (1974) from the University of Mysore.

 

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Antariksh Pasricha

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Antariksh
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Doctoral Student
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Antariksh Pasricha is a PhD scholar at NIAS working with Dr. Deepti Navaratna. His work brings together music, technology, and the study of the human brain. With academic training in Computer Science and Hindustani music, and over five years of experience as a music educator, he brings both analytical and creative perspectives to his research. His primary interest in music perception developed through his experience of teaching, where he became fascinated by how the same piece of music could be perceived, interpreted, and experienced so differently by different listeners and students. This curiosity gradually led him to explore the role of individual experience, learning, and culture in shaping musical perception.

 A trained vocalist and guitarist, he often experiments with bringing the melodic phrasing and nuances of Indian ragas to the guitar- an experience that has further deepened his interest in how musical ideas are perceived and expressed across different musical contexts. His doctoral research focuses on the perception of continuous and microtonal pitch in Indian classical music, particularly phenomena such as shruti, meend, and other forms of pitch movement. He is interested in combining behavioural, computational, and neuroscientific approaches to understand how the brain, musical experience, and cultural learning shape our perception of music.

LinkedIn: https://www.linkedin.com/in/antariksh-pasricha/

Email: antariksh.pasricha@nias.res.in, antariksh.pasricha@gmail.com

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antariksh.pasricha@nias.res.in
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Doctoral and Other Programmes
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2026
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Anirban Ghosh

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Anirban Ghosh
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Doctoral Student
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Anirban Ghosh is a PhD Scholar in the School of Humanities at NIAS under the program of Heritage Science and Society with the supervision of Dr. S. Udayakumar. 

He is a young archaeologist and an early-career researcher who is enthusiastic about the past for a better future. 

He has academic training in Ancient Indian History, Culture and Archaeology, and a Post-Graduate Diploma in Archaeology, along with a UGC-NET JRF in Archaeology; his research interests include ethnoarchaeology, traditional performance traditions, archaeology, heritage, and the study of tangible and intangible cultural heritage. He has field experience with the Archaeological Survey of India, including archaeological excavation, documentation, and heritage-related work, and has published research on Indian theatre, dramaturgy, and cultural history.

 

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anirban.ghosh@nias.res.in
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2026
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Ammu Muraleedharan

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Ammu Muraleedharan
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Doctoral Student
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Ammu Muraleedharan is a PhD Scholar at the National Institute of Advanced Studies (NIAS), Bengaluru, at the School of Natural Sciences and Engineering. She holds a Master’s degree in Education from the Regional Institute of Education (NCERT), Mysuru, and a Master’s degree in Chemical Sciences from the Central University of Punjab. She qualified for UGC–Junior Research Fellowship (JRF) in Education in June 2025. She also worked as a Post Graduate Teacher at various schools in Karnataka.

Her research interests lie at the intersection of science education, environmental education, and climate change, with particular emphasis on the classroom transaction of environmental issues in school settings

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Ammu.m@nias.res.in
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Doctoral and Other Programmes
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2026
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B. Ananthanarayan

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B. Ananthanarayan
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Adjunct Professor
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Prof. Balasubramanian Ananthanarayan (BA) of the Centre for High Energy Physics, Indian Institute of Science, Bangalore is a student of the 1980-85 batch in Chemical Engineering (roll no. 20007).  He is highly accomplished researcher, teacher, educator working in the field of elementary particle physics and field theory, after obtaining his MS and PH. D. from the University of Delaware, USA.  He is also well known for his commitment to the betterment of the cause of science and for his engagement with many issues, including, e.g., his long service on the Board of the Kum.L. A. Meera Memorial Trust (established in memory of Ms. L. A. Meera, IITM alumna).  BA is well-known for a large number of original and important contributions in his field, including his landmark prediction of the top-quark mass in 1991 as part of his Ph. D. work, his work as a post-doctoral fellow on collider physics and in dispersion relation theory.  As a faculty member at IISc, he established several fields in the quantum field theory and particle physics, which are too numerous to list. His impressive list of publications speaks for itself as does his citation record.  As a teacher he has excelled during his nearly 29 years of service and has graduated 12 students with their Ph. D.s which is the present record at the Centre for High Energy Physics.  BA was also instrumental during his nearly 10 years as the Chair of CHEP in turning the Centre into the most sought-after destination for a career in the field, thereby offering rare leadership in addition to his scholarship, teaching and research. BA has also carried out tremendous service to the world of physics and particularly in India through his editorial work with Springer.

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Sangeeth Varma

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Sangeeth Varma
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Doctoral Student
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Sangeeth is a doctoral candidate in the School of Social Sciences at NIAS. His current research is on knowledge, technolgy and development discoruses in Keralam. His research interests lie broadly in science and society studies, development studies, political economy, and political ecology. He holds an M.Sc.(Hon.s) in Physics, a B.E.(Hon.s) in Electrical and Electronics Engineering, an M.A. in Political Science, and an M.A. in Development Studies.

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sangeeth.s.varma@nias.res.in
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2025
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A Chandrasekar

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nias
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ISRO Chair Professor
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F-21
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Dr A Chandrasekar is the ISRO Chair Professor at Natural Science and Engineering School, National Institute of Advanced Studies (NIAS) since 17 July 2026. Dr Chandrasekar has about thirty eight years of academic and research experience with 21 years at the Department of Physics, IIT Kharagpur (IIT KGP) and 17 years at the Department of Earth and Space Sciences, Indian Institute of Space Science and Technology (IIST), Trivandrum.

Dr Chandrasekar’s professional academic qualifications include a B.Sc in Physics (University of Madras), MSc in Meteorology (University of Cochin) and a PhD degree in Applied Mathematics, PhD thesis being “Numerical studies of some fluid flow problems in rotating laminar boundary layers” (Indian Institute of Science).

Dr Chandrasekar’s major area of research is in the area of Atmospheric Sciences, while his expertise is in Mesoscale modelling, Data Assimilation and Land Atmosphere Interaction studies. Dr Chandrasekar has taught several UG courses in Physics at IIT KGP and several PG courses in Atmospheric Sciences at both IIT KGP and IIST. Dr Chandrasekar has successfully supervised thirteen PhD students and has published seventy two peer reviewed journal publications.

Dr Chandrasekar has written two books, titled, (i) Basics of Atmospheric Sciences, the first and second editions of the above book was published by Prentice Hall India Limited in 2010 and in 2022, and (ii) Numerical Methods for Atmospheric and Oceanic Sciences, published by Cambridge University Press in 2022. Dr Chandrasekar jointly with Dr Govindan Kutty contributed to a book chapter in 2013, titled, “Studies on the impacts of 3DVAR assimilation of satellite observations on the simulation of monsoon depressions over India “, Springer (pp 643-705) in “Data Assimilation for Atmospheric, Oceanic and Hydrologic Applications (Vol. II)” eds. by Seon Ki Park and Liang Xu.

Dr Chandrasekar, in addition to his academic and research experience, had sizable administrative experience that included the following. Dr Chandrasekar served (i) as a Co-Chairman JAM (Joint Admission Test for Masters), an All-India entrance examination conducted by IIT’s (2008-2009), and helped IIT KGP oversee JAM 2009 exam, for which IIT KGP was the organizing IIT, (ii) served as Head, Center for Ocean River Atmosphere and Land Sciences (CORAL) at IIT KGP for a year (July 2008-June 2009), (iii) served as Registrar at IIST for nearly six years (Jan 2013- October 2018), (iv) served as Dean (Academics) at IIST for ten years (Feb 2014-Jan 2024), (v) served as Dean (R&D) at IIST for two years (Feb 2024-Jan 2026), and (vi) served as Head, Department of Earth and Space Sciences at IIST for six years (July 2009-Sep 2015).

Dr Chandrasekar secured (i) University First Rank in the M.Sc. (Meteorology) examinations in 1984 from Cochin University, (ii) the Science and Technology Agency (STA) Japanese Fellowship (Dec 1997-Feb 1998) and (iii) Astronautical Society of India Award for the year 2014 for contributions in the field of Space Sciences. Dr Chandrasekar has visited as researcher the (i) Meteorological Research Institute (MRI), Tsukuba, Japan twice (both times three months duration) in Dec 1997- Feb 1998 and in May-July 2008, (ii) Rutgers University, New Jersey, USA for two years (2000-2002), and (iii) Purdue University, USA twice (both times for five weeks duration) in June-July 2005 and June-July 2018.

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chandra@nias.res.in
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Jay Bharat Desai

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nias
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Adjunct Faculty
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Dr. Jay B. Desai is a Visiting Fellow at the Institute for Development and Peace (INEF) in the University of Duisburg-Essen (Germany). He has obtained PhD in International Relations (IR) from the Universitat Rovira i Virgili (Spain) with an outstanding ‘Cum Laude’ grade. On February 05, 2026, he delivered the prestigious Rhineland Lecture on Sovereign Equality of States in International Law: Increasing Multipolarity in a Changing World Order at the University of Bonn (Germany). Dr. Desai earlier worked on Missiles in International Security at the Centre for Aerospace Power and Strategic Studies, Indian Air Force (Western Command) of the Indian Ministry of Defense (New Delhi). He has extensively published research articles, book reviews and opinion articles in the field of International Relations. His areas of research interests include theories in International Relations; International Peace Treaties; future of the UN-led World Order; Geopolitical Dynamics of India-China Relations; Missiles in International Security; ‘No First Use Doctrine’ and Nuclear Weapons; Strategic and Security Issues.

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Saurabh Dutta Chowdhury

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nias
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Adjunct Professor
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MEng-RIT Rochester in Microelectronics, PhD-King's College London-Defence Studies. 30 years in Mixed Signal Analog and HV GaN. Ventured to US in 1989 on a full academic scholarship for undergraduate at top college-The University of the South, MEng at RIT on SRC Fellowship. Work experience at Applied Materials-Plasma Etch, Cypress Semiconductors (now Infineon)-90 and 65 nm 193 DUV Gate module for SRAMs  R&D Pilot Line Maxim Integrated (now Analog Devices)-Plasma/Photo Sec Mgr Mixed Signal/Analog Production Fab. Transphorm (now Renesas) pilot line HV GaN on Si transfer to mass production in Japan and EU-Sr Director Foundry. Currently with Power Integrations-  Sr Staff Foundry Engineering ensuring high yielding and reliable  HV GaN Power MOSFETs and Si LDMOS devices including assembly and package related product development for these technologies. Sponsored to HBS Leadership Development program (PLD) by Maxim Integrated in 2006-07. Completed MBA from Santa Clara University sponsored by Applied Materials in 2001.

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T Jayaraman

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T Jayaraman
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Visiting Professor
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T. Jayaraman was trained as a theoretical physicist and obtained his Ph.D. from the University of Madras, Chennai in 1984. He was professionally occupied for two decades as a theoretical high-energy physicist at various post-doctoral fellowships and as a faculty member at the Institute of Mathematical Sciences, Chennai. Subsequently he moved to the Tata Institute of Social Sciences (TISS), Mumbai as Professor in the School of Habitat Studies, where he worked from 2006 to 2020. At TISS, he began working on several aspects of climate change, climate policy, environmental issues and sustainable development and has published actively on these subjects. He initiated the Centre for Climate Change and Sustainability Studies, in the School of Habitat Studies at TISS, where he led the development of a Master's Programme in Climate Change and Sustainability Studies and taught several courses and guided research as part of the program of the Centre. He has championed issues of equity in climate change and climate justice at the international and national level, including the role of the Earth System as a global commons, in his academic, advocacy and public interest work.  

Apart from climate change and related issues, his other active interests at TISS and subsequently have included the history and philosophy of science, history of agricultural science in India, science and technology policy including nuclear policy, and philosophy and methodology in the social sciences.

Subsequent to retirement from TISS, he was Senior Fellow, Climate Change at the M.S. Swaminathan Research Foundation, Chennai from 2020 to 2026. Among his key initiatives there was contributing to further institutionalization of the role of equity and carbon budgets in climate policy making in the global South. The Climate Equity Monitor whose development he co-led with colleagues, a joint MSSRF-NIAS project, is the first and sole web portal and knowledge/data repository devoted to climate equity that is developed and located in the global South. 

He joined NIAS as Visiting Professor in April, 2026. 

Alongside academic research, he has worked (and continues to do so) with both government and civil society on climate issues and has also contributed to the media on related matters. He has been a member of the Govt of India delegation to the Intergovernmental Panel on Climate Change for several sessions from 2018, including the approval of the Sixth Assessment Report and its Special Reports. He has been a technical expert in the delegation of the Govt of India to the Conference of Parties (COP) of the United Nations Framework Convention on Climate Change from COP26 till date and also participated in similar capacity in several mid-year Subsidiary Bodies sessions of the UNFCCC. 

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tjayaraman@nias.res.in
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