Resident Diamond Instructor, at the Gemological Institute of America, (GIA) in Santa Monica, CA. - January 1987 to December 1990
Director, GIA New York Education, New York, NY. - January 1991 to April 1997
Director, GIA Alumni Association, Carlsbad, CA. - April 1997 to July 2003
Director, Instructor Training, GIA Carlsbad, CA. - July 2003 to June 2007
Director, International Operations, GIA Carlsbad, CA. - June 2007 to November 2009
Instructor Gemology GIA Carlsbad, CA. - November 2009 to January 2014
Specialties: Management, e-Business, Online Education, Gem Identification, Speaking, Gemological Education, Writer/Editor.