• Correspondence Analysis on Spices Research in the Asian Countries, International Journal of Information Technology and Library Science,  Volume 1 Number 1,  (2012),  27-34
• Information and Communication Technology (ICT) in Governance: Challenges and Changes in Librarianship Papers in honour of Professor Sewa Singh Vol.II. Ed by A Amudhavalli. B.R.Publishing Corporation, Delhi,  Vol.II,  (2010),  675-692
• Convention Director, ‘7th International CALIBER 2009’, Pondicherry University & UGC INFLIBNET, 25 February, 2009.,  INFLIBNET,  (2009), 
• S&T Collaboration: A Quantitative Study. Proceedings of the Fourth International Conference on Webometrics, Informetrics, and Scientometrics, Humboldt University Berlin, Germany, 2008,  (2008), 
• Collaboration Pattern amongst Health Care Professionals in India. Proceedings of the Fourth International Conference on Webometrics, Informetrics, and Scientometrics, Humboldt University Berlin, Germany, 2008,  (2008), 
• Are library & information professionals still significant In: Dynamics in digital information systems. A  Festschrift volume. in honour of Prof M. Bavakutty. Ess Ess Publishers, New Delhi, 2008,  (2008), 
•  Prof.  SP Festschrift Volume -2008.,  (2008), 
• Member, Editorial Advisory Board, Indian Journal of Information Science and Services, a half-yearly journal by Bannari Amman Institute of Technology, Sathyamangalam, Erode Dt. Tamil nadu,  (2007-2010), 
• Cross National Analysis of Spices research in the Asian countries. COLLNET Journal of Scientometrics & Information Management. Vol. 1, (2), December 2007,  (2007),  27-31
•   Mapping of spices research in Asian countries. Scientometrics   ,  73,  (2007),  149-159
• Information Literacy and Higher Education:  Competency Standards. DESIDOC Bulletin,  (2007), 
• Partnership dynamics: libraries, museums and mass media. In: Digital Info resources and networks in India. Ed by CR S Chilana. UBSPS, New Delhi,  (2006),  110-113
• Editor - MALA  Quarterly Newsletter,  (2005-2007), 
• Resource Sharing among State Agricultural University a Libraries in India through Web Portal. SIS and Andhra University, January 2005,  (2005), 
• Research on Spices in Asia : A bibliometric study. Jl of  Information management and Scientometrics,  30,  (2005),  21-28
• Delivery of Books & Newspapers Act, 1954 : A review. National Seminar on Public Libraries Act Proceedings,  (2005), 
• Cross National Comparison of Spices Research amongst the Asian Countries. In: Kretschmer Hildrun, ed al, Ed. International workshop on Webometrics, Informetrics and Scientometrics, 2-4 March 2004, SIS, New Delhi, IIT Roorkee, New Delhi,  (2004),  1-9
• Cross national comparison of spices research amongst the Asian countries . International workshop on Webometrics, Informetrics and Scientometrics, 2-5 March 2004,  (2004),  1-10
• Spices research in India and Japan Jl of Inf. Mgt. & Scientometrics. Vol.1. No.2, Dec.2004,  (2004),  42-45
• Manpower Planning for technical Libraries: NA Indian Perspective. National Symposium on Capacitybuilding in technical libraries in the present digital era, 5-6 November 2004.,  (2004), 
• Publication Profile on Spices Research in India. In: Harish Chandra et al. Ed. Digital Information Exchange: Pathway to build Global Information Society. SIS, 2004,  (2004),  193-199
• The contemporary changes and challenges of the emerging information environment, Journal of Information Management and Scientometrics,  1,  (2004),  13-15
• Faculty empowerment and updating skills. In: Globalization of Library and Information Science Education: Seminar papers and Proceedings, IATLIS, DLIS, Hyderabad,  (2004),  169-175
• Indian Medical Literature: A subject approach.  In: Ninth International Conference on Scientometrics & Informetrics Proceedings, Beijing,  (2003), 
• Expectations, Experiences & Education. MALA Platinum Jubilee Celebrations Seminar on Inf Professionals for the digital era, 29-30 January 2003,  (2003), 
• Professionals in Technical Libraries & Information Centres: Skills & Services. In: K Manjunathan, et al. Ed. Challenges in Delivering Quality Services in management and Technical Libraries. Allied, New Delhi,  (2003),  32-36
• The world of publishing: changing paradigms. In: M G Sreekumar, M G. E-Publishing: the new digital frontier.CD. 2003,  (2003), 
• Indian Medical Literature: an analysis. In: Eighth International Conference on Scientometrics & Informetrics Proceedings, University of Australia, Sydney,  (2001), 
• Development of Libraries in Southern Region:  Tamil Nadu. In: P B Mangla, et al. Ed. Library & Information Services in India: States and Union Territories. Shipra, New Delhi, 2001,  (2001),  191-199
•  School Libraries in Tamil Nadu: a situational report. In: Vihayakumar et al, Ed.  School Libraries and the educational system with school library compendium. KLA,  (2000),  58-68
• Databases and networks in India. In: G Devarajan. 50 years of Librarianship. Ess Ess, New Delhi,  (1999),  241-252
• Community Information Network. DESIDOC Bulletin of Information Technology, Vol. 19 (1), Jan. 1999, p. 35-37.,  (1999),  35-37
• Access to IR Periodicals by Library Schools in India. In: Vistas in Library Information Systems and Networks, Y.K. Publishers, Agra,  (1999), 
• Multimedia and its Applications. In: B Satyanraryana et al, Ed.  Multimedia: Its Applications to Library and Information Science, T.R. Publications, Chennai,  (1998),  205-216
•  Statistical bibliography In: Encyclopedic dictionary of library and information science, Rout ledge Ltd., London,  (1997),  430-432
•  Scientometrics/Informetrics: Evolution of its concepts and applications. In:  G Devarajan, Ed. Bibliometric Studies,  ESS ESS Publications, New Delhi,  (1997),  11-19
•   Education for Library and Information Professionals: Redefined and Restructured. In: A A N Raju et al, Ed. Fifty Years of Library  and Information Science Education in India: Seminar papers  IATLIS,  Hyderabad,  (1997),  21-5
•  Info Revolution in the United States: an   experience. USIS Newsletter, July 1996, pp. .5-7. ,  (1996),  5-7
• Information Technology and Access to Information: promises and problems. In: G Devarajan. Progress in Information Technology, ESS ESS Publications, New Delhi,  (1996),  5-9
• Services to Children by Voluntary Agencies in Madras: a situational report. In: ILA National Seminar Volume, 1996,  (1996),  284-290
• Document Delivery Services. In: ILA National Seminar Volume, 1996,  (1996),  421-430
•  Co-word Analysis of Literature in Information Retrieval. In Fifth International Conference on Scientometrics & Informetrics Proceedings, Learned Publishers, Chicago, Illinois,  (1995),  53
• Information awareness of the students belonging to the schedule   caste. In: Information needs of scheduled castes: a critical and analytical study, A.P. Schedule Castes Finance Corporation, Hyderabad, 1995,  (1995),  102-109
• Invited speak  In  Symposium on Sustaining Global Pressures: Women In science and Engineering, Indian Women  Scientists’ Association (IWSA), Kalpakkam, 2008, 
• Impact of Electronic Publication on Collection Development. IDOC Bulletin of Information Technology. Vol. 17 (1), Jan. 1997., 

• ReLISH – Research in Library and Information Science: a Holistic Approach: Papers of the National Conference, 15-16 February 2013 1.   ed. by A Amudavalli, T.Thygarajan, G. Krishnamoorthy and V.Chandrakumar.,  (2013), )
•  Festschrift,  Dr M Bavakutty , Festschrift,  Volume (I & II),  )
• Festschrift,  Dr Sewa Singh,  Volume (I & II),  )

National

•  Joint Co-ordinator, ReLISH 15-16, February 2013 -  Anna University
•  Principal Coordinator, UGC-SAP National Symposium on Digital Libraries Initiatives in India, University of Madras, January 2011
•  Principal Coordinator, UGS-SAP Workshop on KOHA, University of Madras, March 2010
•  Principal Coordinator, UGC-SAP Seminar on E-Publishing, University of Madras, 2009
•  Invitation in the era of Globalisation, Ranganathan Centre for Information Studies, MOP Vaishnav College for Women, Chennai, 10th  November 2008
• National Seminar on Information Literacy & Higher Education, Department of Information Science, University of Madras, January 29-30, 2007.
• Golden Jubilee National Seminar on Quality Assessment and Quality Indicators fro LIS Education, Department of Information Science, R T M Nagpur University, November 10-12, 2006.
• Regional Seminar in commemoration of the Golden Jubilee of Delivery of Books Act, 1954.2005
• Coordinated 2 lecture-demonstrations on current themes - Greenstone, a software package for digitalisation of libraries by John Rose from France, an UNESCO EXPERT and the other on E-Granary Package by Cliff Missen, IOWA State University, USA at the Department of Information Science in March 2006. 
• Workshop on Dspace (a library Software) – 2-4 December  2005
•  Workshop on Communications Skills. 15-17 June 2006
• Conference on Recent Advances in  IT, Kalpakkam IGCAR, 14-15 July 2005
• A Training Course on Quantitative Techniques in LIS, DLIS, University of Madras, 25-27 March 2004
• MALA Platinum Jubilee Celebrations Seminar on Inf Professionals for the digital era, 29-30 January 2003
• UGC Refresher Course on Value Based Higher Education. Academic Staff College, University of Madras.2003
• UGC Refresher Course on Women Empowerment. Academic Staff College, University of Madras.2002
• Workshop on Training for NET/SLET Examination, MALA, Chennai, November 2002
• NAAC Co-Coordinator during the NAAC Committee visit to University for its Accreditation process in 2001
• Coordinated the NAAC Satellite Seminar on Quality Standards & Recognition Sustenance at the University of Madras in 2001
• A Symposium on Role of College Librarians at Chennai. MALA, Dec.1996
•  Invited Speaker, DRDO, July 2013
• Invited Speaker,IASLIC 25th Seminar on Intellectual Property Rights. December 2012, Pondicherry University.
• Invited Speaker, DRDO,2012
• Invited Speaker, 12th International ISKO Conference (International Society of Knowledge Organization), 6-9 August, 2012, Indian Statistical Institute (ISI), Mysore
• Invited Speaker, Bridging Information Centres (BrIC), March 2012
• Invited Speaker, Emerging Library and Information Technology (ELITE), 9 October 2011, TANUVAS, Chennai
•  Invited Speaker, Emerging Library and Information Services (ELIS), 7 March 2011, Anna University Library, Chennai
• One day Workshop for School Libraries at Max Muller Bhavan Library, Chennai - Keynote Address, September 2010
• Invited Speaker, LEAP, Anna University Library, March 2010
•  School Librarian’s Meet organized by Scholastic Society, Chennai, August 2010 – Keynote address
• Director: Symposium on the “Role of Public Libraries in social Development”, DPL, MALA & RRRLF at World University Service Centre, Chennai, October 2008
• Invited Speaker: Media & Society, Bharathi: A Journalist View, Dept. of Mass Media & Communication Studies. October 2008
• Information and Communication Technology (ICT) in Governance. – National Conference on E-Governance. 2007
• Chaired a Session: NACLIN Annual Convention, January 2007 DELENT & Dept. of Lib. & Inf. Science, University of Jammu, Jammu
•  Chaired a Session: National Seminar on Quality Assessment & Quality Indicators for LIS Education, November 10-12, 2006. Dept. of Lib. & Inf. Science, Nagpur University, Nagpur.
• Resource Sharing among State Agricultural University and IGCAR Institute of  Libraries in India through Web Portal. SIS and Andhra University, January 2005
•  Director, LIST 2005, 4th National Conference on Policy Making in Library and Information Centers in IT Era. DLIS, Bishop Heber College, Tiruchirapalli, 29-30 December 2004.          
• Manpower planning for technical libraries: an Indian perspective. National Symposiumon ‘Capacity Building in technical libraries in the present digital era ‘, NITTTR, Chennai November 5 –6,2004
• E- Transformation, Annual Convention on ‘ New challenges and Changes in E-libraries’, Roorkee, March 2004
• Professionals in technical libraries & information centers: Skills & Services. National Seminar on Challenges in Delivering Quality Services in Management and Technical Libraries. Manipal, April 25-6, 2003
• Public Library Services in Tamil Nadu. National Seminar on  Public Library System In India. Srivilliputtur, 2002
• Continuing Education Programmes for LIS Professionals. MALA Platinum Jubilee Seminar, Chennai, 2002
• Information Highway in Tamil Nadu: a scenario. National Seminar on Management of Libraries in 21st Century, University of Calicut, Calicut, 28-29 June 1999
• School Libraries in Tamil Nadu. National Seminar on Schools Libraries. Kerala Library    Association, Trivandrum . 18-19 Nov.1998
• Education for Library & Information Professionals: redefined and restructured. XV IATLIS Annual Seminar, University of Mysore, 27-29 Nov. 1997
• Evaluation of Generation of Information Services & Products. National Symposium,  Aurangabad, 27-29 Jan. 1997
• Themes for Continuing Education for Library Programme (CEP) in   Library  & Information Science Professionals., XIII  IATLIS Seminar, Aurangabad, 26-27 Jan. 1996.  Document Delivery Services. 42nd All India Library Conference at University of Calicut, Dec. 21-24, 1996.
• Services to Children by Voluntary Agencies in the city of Madras: a Situational Report. 42nd All India Library Conference at University of Calicut, Dec. 21-24, 1996
• Information needs of the schedule caste community in India, DLIS, Tirupathi University, 7-18 July 1995
• Role of public Library system in creating information awareness   amongst the Schedule Castes in India. DLIS, Thirupathi University, 7-18 July 1995
•  NAASCOM Summit, 18-19th July 2006 at Le Meridian, Chennai 
• National Seminar on Public Libraries, Government of India, Delhi January 2006
• Workshop on Bibliographic Data Exchange Format, DIS, 9-11 March 2006
• Workshop on Web Designing. DLIS, University of Madras. 2003
• Workshop on SPSS. DLIS, University of Madras. 2002
•    Workshop on Multimedia Applications in Libraries, University of Madras, March 1998
• National Seminar on Public Library Service & Information Networks, USIS, Chennai, 1998  
• National Seminar on GIS for Development Planning, RCIS, 12-14 March 1997
• Workshop on CCF at University of Madras 15-16 Feb.1997
• Seminar on American Studies in South Indian Universities and Colleges, South India Network of American Studies, Trivandrum, 5-7 May 1997
• Seminar on Library Automation, MALA, Madras, 19-20 June 1996
• Workshop on CDS/ISIS Version 3.07, University of Madras,Chennai, Dec. 1995.

International

• Fourth International Conference on Webometrcis, Informetrics, and Scientometrics & Ninth COLLNET MEETING, 28-07.08 to 01.08.08., Humboldt University Berlin, Germany
• Libraries on the Agenda – An International Seminar of library Advocacy, Max Muller Bhavan in collaboration with British Council, French Embassy, Instituto Cervantes and  supported by the National Knowledge Commission, New Delhi, 13 – 14  March 2008
• Salzburg Seminar, Salzburg, Austria. November 2004
• Indian Medical Literature: A subject approach.  In: Ninth International Conference on Scientometrics & Informetrics Proceedings, Beijing, 2003
• Indian Medical Literature: an analysis. In: Eighth International Conference on Scientometrics & Informetrics Proceedings, University of Australia, Sydney, 2001
• International Conference on Informetrics and Scientometrics,   DRTC, Bangalore, 16-19 March 1998
• Co-word Analysis of Literature on Information Retrieval.  Fifth International Conference on Scientometrics and Informetrics, River Forest, Illinois, USA, 7-10 June 1995