This document discusses past meetings of the International Society of Nephrology (ISN) and key figures that attended. It mentions meetings in Berlin, 1995, 1997, and 1999. The 1995 meeting included pancreas classification, glomerulitis scoring, and was the first to use microscopes and CD-ROM. The 1997 meeting merged the Banff and CCTT classifications and established the basis for the current Banff classification. The 1999 meeting covered protocol biopsies, chronic rejection, and viral diseases.