sentences:  He moved to IUCAA in 1992 and served as its Dean, Core Academic Programmes, for 18 years (1997-2015).Padmanabhan has also served as Adjunct Faculty of the Tata Institute of Fundamental Research (Mumbai), the Harish-Chandra Research Institute (Allahabad), the Raman Research Institute (Bangalore) and the Indian Institute of Science, Education and Research (IISER, Pune) at different periods in his career.He is currently adjunct faculty of IISER, Mohali.