USA: Albany 2015, The 19th Conversation held at Department of Chemistry, University at Albany, New York, during 09-13 June, 2015.                     

Switzerland: European Conference on Computation Biology (ECCB-2012), A 11th European Conference on Computational Biology, held at Swiss institute of Bioinformatics, University of Basel, Switzerland, during 9-12 September, 2012.

Germany: European Molecular Biology Lab (EMBL), Heidelberg, Germany, 13th September 2012.                                                                             

USA: Department of Chemistry and Structural Biology, and Computer Science lab at Stanford University, Stanford, California, during 24-25 June, 2011.

China: Invited talk at 5th Annual Congress of International Drug Discovery Science and Technology Conference’ (IDDSTTM), held at Xian, China during 7-13th November, 2007.

China: Invited talk at Xian Technical University and Xian Technology Park, China, 7-13th November, 2007.