Dear Moderator, Kindly arrange to publish my request for soft copy of two articles on LIS forum. Thanks. Dear Professionals and friends, one of our faculty member needs following articles for her research purpose. If any one of you have access to it, kindly arrange to send the soft copy. "Changing conceptual change" by diSessa, A. A. Human development, Vol.50, No. 1 (2007) pp 39-46 "Conceptual change, history and science stories" by Arthur Stinner & Harvey Williams Interchange, Vol.24, issue 1-2 (1993) pp 87-103 (Springer) Regards. D. D. Prdnekar Homi Bhabha Centre For Science Education Tata Institute Of Fundamental Research V. N. Purav Marg, Mankhurd Mumbai 400 088. Te.No. : 022-25072337 / 25072303 E-Mail : library@hbcse.tifr.res.in / ddp@hbcse.tifr.res.in -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.