Two Nobel Laureates in Physics-Klaus von Klitzing, who won the prize in 1985, and Horst L. Stoermer, who won the prize in 1998-will participate in the First Stig Lundqvist Research Conference on the Advancing Frontiers in Condensed Matter Physics, to be held 26-30 July. The conference will focus on "Quantum Phases in Electron Systems of Low Dimensions." Stig Lundqvist is a distinguished Swedish physicist who chaired the ICTP Scientific Council from 1983 to 1992. Some 80 participants from around the world are expected.