Here is a link to previous ICSA symposia.
The Graybill Conference has been hosted annually by the Department of Statistics at Colorado State University. Dr. Franklin A. Graybill came to Colorado in 1960 and was involved in the development of the statistics program, first as part of mathematics and then in its own department. He founded the Graybill Statistical Laboratory in 1961, which recently celebrated its 50th year in operation. The previous Graybill Conferences are: