GIA's distinguished researchers and scientists are considered the most respected source of gemological discoveries. Here is a list of future and past presentations.

Future Presentations
"Research Update," Coconino Room, Tucson Convention Center, Tucson, Arizona, 10 February 2008.

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Past Presentations
Shigley J.E., “Identifying gem diamonds – Are they real?"  Geology Department, Massachusetts Institute of Technology, Boston, Massachusetts, 17 January 2007.

Gilbertson A.G., “Disposing of a Myth--The Evolution of the American Round Brilliant Diamond,” National Association of Appraisers, National Conference, Tucson, Arizona, 29 January 2007.

Shigley J.E., Shen A.H., Breeding M., Wang W., “Research update”, American Gem Trade Association Show, Tucson, Arizona, 4 February 2007.

Koivula, J.I., “The MicroWorld of Jade”, The Annual John Sinkankas Memorial Symposium, GIA,
Carlsbad, CA, 14 April, 2007.

King J.M., “The Allure of Colored Diamonds”, American Gem Society Conclave, Denver, Colorado, 27 April 2007.

Koivula, J.I., “Unusual Synthetics”, Certified Gemologists Clinic, American Gem Society Annual Conclave, Denver, Colorado, 28 April 2007.

Shen, A.H., “Behind the "fancy colors" of gem rubies and sapphires –Treated or natural?” Thermo Fisher Scientific “Trace Elemental Analysis: AA, ICP, ICP-MS Redefined”, Anaheim, California, 3 May 2007.
 
Gilbertson A.G., Ball P., GIA Cut Grading Hands-on Workshop, Pennsylvania/Delaware GIA Alumni Chapters, Phoenixville, Pennsylvania, 20 May 2007.

McClure S.F., Shigley J.E., “Research Update”, Jewelers’ Circular Keystone Show, Las Vegas, Nevada, 31 May 2007.

Gilbertson A.G., “American Cut: How a Group of Enterprising Americans Made Diamonds More Beautiful,” Jewelers’ Circular Keystone Show, Las Vegas, Nevada, 31 May 2007.

Koivula, J.I., “Visual Clues to Diamond Treatments”, Accredited Gemologists Association Conference, Jewelers’ Circular Keystone Show, Las Vegas, Nevada, 1 June 2007.

Koivula, J.I., “Latest Views of the MicroWorld”, GEM-A Annual General Meeting, The National Liberal Club, Whitehall Place, London, 18 June 2007.

Koivula, J.I., “Visual Clues to Diamond Treatments”, GIA London, 19 June 2007.

Koivula, J.I., “The MicroWorld of Jade”, Gem-A Members' Gem Discovery Club, London, 20 June 2007

Wang W. “Gem treatment and its identification”, GIA Alumni, Hong Kong, China, 21 June 2007.

Wang W. “Gem treatment and its identification”, Gem Show, Hong Kong, China, 22 June 2007.

Koivula J.I. “Recent micro-observations of inclusions and related structures in gems“, German Gemological Association 75th Anniversary Meeting, Idar-Oberstein, Germany, 23 June 2007.

Shigley J.E., “Observations on new coated gemstones”, German Gemological Association 75th Anniversary Meeting, Idar-Oberstein, Germany, 24 June 2007.

Shigley J.E., “Identifying treated and synthetic diamonds”, Jewelry trade presentation, Hamburg, Germany, 26 June 2007.

Koivula, J.I. “Windows in the Earth – The MicroWorld of Gems”, lecture series for “Gems – Color of Light and Stone” (Mike Scott Collection), Bowers Museum, Santa Ana, California, 29 June 2007

Wang W. “Gem treatment and its identification”, Gem Show, Seoul, Korea, 30 June 2007.

Wang W. “Gem treatment and its identification”, GIA Alumni, Tokyo, Japan, 1 July 2007.

Wang W. “Natural type IIa diamond with intense green color caused by Ni-related defects”, De Beers Diamond Conference, Warwick, United Kingdom, 12 July 2007.

Koivula, J.I., “IGC Memorial”, 30th International Gemological Conference, Moscow, Russia, 15 July 2007.

Shigley J.E., “Identifying natural, treated and synthetic diamonds”, 30th International Gemological Conference, Moscow, Russia, 15 July 2007.

McClure S.F. “The natural occurrence of beryllium in sapphire”, 30th International Gemological Conference, Moscow, Russia, 17 July 2007.

Koviula, J.I. “Chromophore cannibalization“, 30th International Gemological Conference, Moscow, Russia, 17 July 2007.

Gilbertson A.G., “American Cut: How a Group of Enterprising Americans Made Diamonds More Beautiful,” GIA Campus, talk to Instructors and students, 18 July 2007.

Wang W. “Gem treatment and its identification”, Jewelers of America Show, New York, New York, 30 July 2007.

Laurs B.M. “Yellow manganese-rich elbaite from the Canary mining area, Zambia”, Goldschmidt Conference, Cologne, Germany, August 2007.

Breeding M. “Occurrence of the Si-V (737 nm) center in a natural type IIa colorless gem diamond”, 18th European Conference on Diamond, Diamond-Like Materials, Carbon Nanotubes, and Nitrides, Berlin, Germany, September 2007.

Koivula, J.I. “Inclusions: Windows to Mineral Formation”, Crystal Collectors Club, Helena, Montana, USA, 13 October 2007.

Koivula, J.I. “Amber: Creepy Crawlies Captured”, Canadian Gemmological Association - Gem Conference 2007, Vancouver, Canada, 20 October 2007.

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