(A) Delivered an invited lecture on Finite Element Analysis of Tumors at IIT Madras,during Dec.’90. (B) Delivered lectures in Orientation programme on Computers for College Teachers and Research workers of Jiwaji University, Gwalior and its affiliated colleges held at SOMAAS, Jiwaji University,Gwalior, during Feb., 22-29,1992. (C) Delivered invited lecture on Modeling & Simulation in the workshop on Forecasting Methodologies Perspective Planning and Management of Futures organised by ESCI, Hyderabad and DST New Delhi at SOMAAS, Jiwaji University, Gwalior during Feb.19-23, 1990. (D) Chaired a technical session in Third National Conference on Bio-mechanics held at Gulbarga University, during Aug., 29-30, 1992. (E) Delivered an invited lecture entitled “ FINITE ELEMENT MODELLING OF PHYSIOLOGICAL HEAT FLOW PROBLEMS “ in first annual conference of Gwalior Academy of Mathematical Sciences held at Jiwaji University Gwalior during Sept 17,1995. (F) Chaired a Technical session in fourth International Conference on Physiological Fluid Dynamics held at Jiwaji University Gwalior during December 8-10, 1995. (G) Delivered expert lectures in refresher course on computers held at Rani Durgavati University ,Jabalpur during Jan 96. (H) Delivered a talk on Hybrid Numerical and Analytical Methods to study Heat Distribution in Cylindrical Human Organs in the Conference on Recent Advances in Numerical Methods for Partial Differential Equations held at ICTP, Trieste, Italy during September 21-27,1996. (I) Delivered invited lectures on Finite Element Methods and their Applications to Heat Flow Problems in Instructional conference on Mathematical Modelling in Ecology and Medicine at SOMAAS, Jiwaji University Gwalior during March 28-April17,1997. (J) Delivered a lecture on “Heat Distribution in Cylindrical Human Organs”, in symposium on Industrial Mathematics, during XII Annual conference of Ramanujan Mathematical Society May 22-24, 1997 at Shimoga. (K) Delivered an invited lecture on PARALLEL COMPUTING In the Third Annual Conference of Gwalior Academy of Mathematical Sciences,Model Science College,Gwalior during Nov.14,1997. (L) Delivered an invited lecture on “Finite Element Modeling of Heat Flow in Human Organs Involving Physiological Abnormalities” in 42nd Congress of Indian Society for Theoretical and Applied Mechanics at South Gujarat University Surat during Dec 28-31,1997. (M) Delivered Invited lecture on Diffusion Models of Tumor Growth in 4th Annual Conference of Gwalior Academy of Mathematical Sciences held at DRDO Gwalior during 31st July99. (N) Delivered invited lecture on Thermal Modeling of Cancer in International conference on Frontiers in Biomechanics supplemented with Yoga concepts held at VK Yogas, Jigani, Bangalore during Dec. 12 - 15, 1999. (O) Delivered an invited lecture on Data Mining in MDP Programme at IIITM Gwalior, during Sept1999 (P) Delivered invited lecture on Data Warehousing and Data Mining in 6th Annual Conference of Gwalior Academy of Mathematical Sciences held at SOMAAS, Jiwaji University Gwalior on 25th Feb 2001 (Q) Delivered an invited lecture on Data Warehousing in ISTE Summer School of Data Warehousing & Data Mining at Bhopal Engineering College, Bhopal during June-July 2002. (R) Delivered invited lectures on Modeling and Simulation of Temperature regulation problems of Human body in AICTE – ISTE – STTP, APPLICATION OF MATLAB – SIMULINK SOFTWARE FOR MODELING AND SIMULATION OF SYSTEMS, MANIT, Bhopal during 9th – 20th Dec. 2002. (S) Delivered an invited lecture on Sequential Analysis of Biological Data in 8th Annual Conference of Gwalior Academy of Mathematical Sciences held at Govt. P.G. College Datia on Jan. 19, 2003. (T) Delivered invited lectures on Image Transforms in ISTE Summer School on Image Processing Techniques at Bhopal Engineering College, Bhopal during June -July 2003. (U) Delivered an invited lecture on Data Warehousing and Data Mining in Workshop on Bioinformatics – Computational Biology of the Millennium (WBCBM), Bilaspur (CG), during 14th – 19th July 2003. (V) Delivered an invited lecture on Computational Models for Sequential Analysis of Biological Data in Workshop on Bioinformatics – Computational Biology of the Millennium (WBCBM), Bilaspur (CG), during 14th – 19th July 2003. (W) Delivered an invited lecture on Computational Models in Bioinformatics in 9th Annual Conference of Gwalior Academy of Mathematical Sciences held at Institute of Technology & Management, Gwalior on Jan. 17, 2004. (X) Delivered an invited lecture on Computational Models and challenges in Data Mining in 9th Annual Conference of Gwalior Academy of Mathematical Sciences held at Institute of Technology & Management, Gwalior on Jan. 19, 2004. (Y) Delivered an invited lecture on Biological Mathematics (Bio-informatics) held at Institute of Technology & Management, Gwalior on Jan. 19, 2004. (Z) Delivered an invited lecture on Computational Model to study thermal effects of tumors in human dermal tissues in10th Annual Conference on Bio-Mechanics held at Indian Institute of Technology, Delhi during Nov. 19-21, 2004. (AA) Delivered an invited lecture on computational models for sequence analysis and gene expression in International Conference on Industrial and Applied Mathematics and 10th Annual Conference of ISIAM held at India International Center, Delhi during Dec. 4-6, 2004. (BB) Delivered an invited lecture on Computational Models in Neuroinfomatics in 11th Annual Conference of Vijnana Parishad, India held at Anand Engineering College, Agra, during May 12-15, 2005 (CC) Delivered an invited lecture on Mathematical Models Of Calcium Diffusion In Intracellular Neurons in Conference on PDE and Scientific Computing during 23-25, January, 2006, South Gujrat University, Surat (DD) Delivered an invited lecture on Mathematical Models and Techniques in Bioinformatics, in Workshop on Modeling at Deptt. of Mathematical Sciences and Computer Applications, Bundelkhand University, Jhansi during Jan., 27-29, 2006. (EE) Delivered an invited lecture on Computational Models For Analysis Of Nucleotide And Peptide Sequences in 11th Annual Conference of Gwalior Academy of Mathematical Sciences, during April, 22-23, 2006, JIET, Guna. (FF) Delivered an invited lecture on Thermography in Clean Rooms in the 5th World Congress of Biomechanics held at Munich, Germany during July29 to August 4, 2006 (GG) Delivered invited lectures on Bioinformatics in Short Term Program on Bioinformatics at Anand Engineering College, Agra during October 15-17,2006 (HH) Delivered an invited lecture on Current Trends and Challenges for Information Technology in Bioprospecting in National Seminar on Emerging Horizons of Biotechnology , Guru Ghasidas University ,Bilaspur during Nov 10-12, 2006 (II) Delivered an invited lecture on Mathematical Models for Calcium Transport in Neuron cell in III M. P. Science Congress held at Bhopal during 9-10 Dec., 2006. (JJ) Delivered an invited lecture on Computational models for Electro-Diffusion problem in Neuroinformatics in International Conference on Mathematical Modeling and Computer Simulation held at Jaipur during 12-15 Dec., 2006. (KK) Delivered an invited lecture on Current trends and challenges for computational methods in data mining in 12th Annual Conference Of Gwalior Academy Of Mathematical Sciences (Gams) And All India Symposium On Computational Biology , MANIT, Bhopal,April 6 - 8 , 2007 (LL) Delivered invited lectures on Bioinformatics Orientation Training cum workshop of DBT, New Delhi at JALMA Institute of Leprosy and other Mycobacterium Diseases., Agra during 27-31st August ,2007 (MM) Delivered invited lecture on Bioinformatics orientation training cum workshop of DBT, New Delhi at JALMA Institute of Leprosy and other Mycobacterium Diseases.., Agra during 24th -29th December ,2007 (NN) Delivered an invited lecture Softcomputing Challenges in Data Mining in the International Conference on Soft Computing and Intelligent Systems held at GEC, Jabalpur during Dec 27-30,2008 (OO) Delivered Presidential address on Computational Biology in 13th Annual Conference & First International Conference Of Gwalior Academy Of Mathematical Sciences (GAMS), Agra during Jan 10-13,2008 (PP) Delivered an invited lecture Role of Computational Biology in Drug Design in MEDBIO, held at BMHRC, Bhopal, during Feb14-16,2008 (QQ) Delivered an invited lecture on Current Trends and Challenges in Mathematical and Computational Biology in the workshop on Mathematical Modelling in Biology held at S. Padmavati Mahila Vishvavidyalayam, Tirupati, during Feb23-27,2008 (RR) Delivered invited lecture on Modeling & Simulation AICTE- MHRD approved short term training program in Mathematical Modellinf and Simulation in Dec 2009 S.V.N.I.T, Surat . (SS) Delivered invited lecture on Data Mining and Data Warehousing in AICTE-MHRD approved short term training program in Data Mining and Data Warehousing in Dec 2009 in S.V.N.I.T, Surat