Prof. Sudarshan Raj Tiwari studied architecture at School of Planning and Architecture, University of Delhi, India and earned his Bachelor in Architecture Degree with a gold medal in 1973. He went to University of Hawaii for graduate studies and was awarded the M. Arch. Degree in 1977. He started his academic career as a faculty member in the Department of Architecture at Institute of Engineering (IOE), TU in 1974 and continued on the academic career at Tribhuvan University progressively to be appointed Associate Professor in 1988. He served as Dean of the Institute of Engineering for a four year term ending in 1992. He was appointed Professor of Architecture in 1993. Prof. Tiwari took up further research studies at Tribhuvan University’s Faculty of Humanities and Social Sciences in 1992 and was awarded a Doctor of Philosophy degree in Nepalese Culture in 1995. He retired from regular teaching service on 2013 but continues on as visiting faculty at the Department of Architecture for special courses. 

He has been actively involved in many research activities and published widely. His research has been focused on the History of Nepalese Architecture, Urbanism and Culture and has  presented several papers in these and allied themes in national and international conferences. He has written several books including The Ancient Settlements of the Kathmandu Valley (2001), The Brick and the Bull (2002) and The temples of the Nepal Valley (2009). 
During his tenure as Dean of the Institute of Engineering, he also directed Engineering Education Project that was charged with the development of Bachelor of Engineering study programs under Institute of Engineering. In 1992, he was appointed member of a government commission set up to review the performance of government projects undertaken between 1990-1992. From 1992 onwards, he also occasionally consulted for the World Bank, UNDP and Asian Development Bank for project appraisal, planning, design, implementation and supervision particularly in health and education sectors. 
In 1994, he headed a team to prepare Urban Environment Management Program for the Environment Protection Council of Ministry of Housing and Physical Planning of the Government of Nepal. In 2000, Prof Tiwari headed another team to prepare the Strategy Plan for the development of Institute of Engineering as a regional center of Engineering Education.

In recognition of his performance and contribution to the country, he has been awarded Prince Dipendra Award in1989 (RONAST) and Mahendra Vidhya Bhusan Medal (Class- A) in 1995.

Following the earthquake of 2015 and the massive damage it caused to the architectural heritage of Kathmandu Valley and Nepal, Prof. Tiwari has been actively participating in policy and strategy discussions on heritage reconstruction with an objective of saving authenticity, values and integrity in its recovery, restoration and reconstruction.

Prof. Dr. Sudarshan Raj Tiwari