Initiated into music at an age of 4 through his grandfather Late Phanindra Mohan Ganguli, he has continued his musical training since the age of 7 with vocal maestro Pt. Ajoy Chakrabarty, first at his institution Shrutinandan and later as a scholar at ITC Sangeet Research Academy, Kolkata. Kaustuv has been performing in various cities of India as well as abroad since the age of 12 in prestigious concerts such as the Dover Lane Music Conference (Kolkata), Arohee, Gharana GenNext, and Sur Sagar by Pancham Nishad, Suburban Music Circle (Mumbai), Art Music of India Festival (Barcelona, Spain), Swarmangesh, Serendipity Arts Festival (Goa), and recently a series of online concerts to name a few. 

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After PhD at the Indian Institute of Technology Bombay and Postdoc at the New York University Abu Dhabi, Kaustuv has joined Zayed University, UAE as an Associate Professor in Computational Systems. His research interest includes artificial intelligence in music, with a focus on computational musicology.

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Kaustuv envisions to deeply explore the pedagogy via scientific and humanistic ways and promote experimental works on music production, analysis, and performance with a view to converging his knowledge in music and technology fronts.