Madhusudhanan Kalaichelvan, an architecture graduate and a gold medalist in his Post Graduation, specializes in conservation and architectural research. He has been an academic for a decade, mentoring students of popular schools of architecture. He is an active heritage enthusiast and his contributions have earned him several awards and accolades. He is well versed in fields of art, architecture, heritage, cultural studies and vernacular practices. He is also a popular speaker on a wide range of topics associated with heritage, religion, culture, and literature. He is the youngest recipient of the coveted Vedavalli memorial award for outstanding service by a young achiever in the field of south Indian heritage(2018). He received the title, “IlakkiyaChemmal”, recognizing his mastery over tamil literature (2019) and "Saiva Thamizh Arignar"(2022) from His acharya Sri Dharumapuram Adheenam. He is the first recipient of Prof Swaminathan Award (2020) for his service in the field of heritage and culture. Through his popular initiative RATHAM - Road Access to Temples, Heritage And Monuments, he curates and conducts tours to places of architectural & cultural heritage since 2012. He has been writing columns on popular print media covering subjects like epigraphy, not so popular temples and archeology. 

He is currently pursuing his doctoral research on “Temple Town Planning” and also serves on Government instituted panel for conservation of temples in Tamil Nadu.

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Madhusudhanan has been nominated as a member of academic council of Tamil Nadu Dr J Jayalalitha Music and Fine Arts University.