Within India

1. International Conference on mathematical Biology- 2004 (at IIT Kanpur on 19- 21 Feb., 2004).

2. National conference on mathematical analysis and applications- 2005 (at Jadavpur University on 1-2 March-2005).
Presented a paper entitled: "A mathematical approach to observe the effect of terrorism in our society".

3. Workshop on non-linear model and their behavior-2005 (held at IIT Roorkee on 11-13 March-2005).

4. Symposium on current trends in Biomathematics-2005 (at IIT Roorkee on 14th March-2005).
Presented a paper entitled: "Effect of predation on a simple one-season SIR model".

5. Workshop on Mathematical Neuroscience- An introduction (at IISc Bangalore on 27th July-2005 by non-linear study group).

Outside India

1. International conference on applied mathematics and mathematical physics- 2004 (at Shah Jalal university of science and technology, Sylhet, BANGLADESH on 4-7 January-2005).
Presented a paper entitled: "A mathematical approach to observe the effect of terrorism in our society".

2. 6th EUROSIM Congress on Modelling and Simulation-2007. (at the University of Ljubljana, Faculty of Electrical Engineering, Ljubljana, SLOVENIA , on 9th - 13th September, 2007).
Presented a paper entitle: "Mimicking the spatial self defense effect in a toxic phytoplankton - zooplankton system".