6-10 January, 2013, Invited Talk (accepted), ISBA Regional Meeting & International Workshop/Conference on Bayesian Theory and Applications, Varanasi, India

23-27 January, 2012, Invited Talk, International Conference on Mathematical and Theoretical Biology, IISER, Pune

3-7 January, 2012, Invited Talk, Sectional Program: Mathematical Sciences, 99th Indian Science Congress, Bhubaneswar, India.

24-26 November, 2011, Plenary Talk, Symposium 5, IASSH Conference, TATA Institute of Social Science, Mumbai.

16 August, 2011, Invited Talk, International meeting on Theoretical and Experimental Immunology, Faculty Hall, IISc, Bangalore

10 June, 2011, Special Invited Talk, On some aspects of Riemann Mapping Theorem and its recent association with Probability, at CRRAO AIMSCS, Hyderabad

21 April, 2011, BIRU Seminar, Proof of the Riemann Mapping Theorem.

August, 2010: Talk, International Congress of Mathematicians (ICM2010), Hyderabad.

25 March, 2010: Invited Talk, Seminar on Demographic Convergence, Chennai

December, 2008: Invited Talk, Workshop on Mathematical Biology, Pre-ICM (International Congress of Mathematicians) International Convention on Mathematical Sciences, ICMS, Delhi

19 February 2008: Talk, Advanced Training Program in Bayesian Methods, Banaras Hindu University, Varanasi.

17 December, 2007: Guest Speaker, Bangalore Management Academy, (BIMB), Bangalore

11 December, 2006: Speaker, IIPS Golden Jubilee Conference, Bombay

2 December, 2006: Invited Guest Speaker-ISMS, Coimbatore

15 Feb 2006: DIDE Seminar, Imperial College, London

22 Feb 2006: CMB Lunchtime seminar, University of Bath

04 March 2006: Dept. Statistics, Andhra University

21 March 2006: IIPS, Bombay

28 March 2006: Dept. Mathematics, Andhra University

01 May 2006 : Mathematical Institute, Oxford

22 November, 2005: PHIMACS Invited talk, McMaster University, Canada

5 July, 2005: NRC, University of Minnesota, NRC, USA

25 January, 2005: Talk, McMaster University, Canada

Other workshops

Advanced Training Program in Bayesian Methods, 2008, Banaras Hindu University, Varanasi.

International Workshop on Data Mining and Stochastic Modeling, 2008, Andhra University, Visakhapatnam.

Speaker at the Eighth New Researchers Conference, August, 2005, IMS, USA

Discussion leader, Workshop on Mathematical Epidemiology, August, 2005, Banff, Alberta, Canada

Partially hyperbolic dynamics, laminations and Teichmuller flow workshop, January, 2006, Fields Institute, Toronto