Dec 3 - Dec 7: Alexey GOLOVNEV (St Petersburg)
Nov 5 - Nov 9: Jean-Claude WAIZMANN (Bologna)
Oct 31 - Nov 2: Martin SLOTH (Odense, Denmark)
Oct 16 - Oct 19: Ole Eggers BJÆLDE (Aarhus, Denmark)
Oct 1 - Oct 5: Phil BULL (Oxford U., UK)
Sep 10 - Sep 14: Valerie DOMCKE (DESY, Hamburg, Germany)
Sep 3 - Sep 7: Alicia BUENO BELLOSO (IFT/UAM Madrid, Spain)
Sep 3 - Sep 7: Guido W. PETTINARI (Portsmouth U., ICG, UK)
Jun 06 - Jun 08: Dietrich BODEKER (Bielefeld U., Germany)
Jun 06 - Jun 08: Andi HEKTOR (CERN, Switzerland)
Jun 04 - Jun 06: Anupam MAZUMDAR (Lancaster U., Lancaster, U.K.)
May 28 - May 31: PHYSICS UNDERGRAD SCHOOL!
May 21 - May 27: Germano NARDINI (Bielefeld U., Germany)
Apr 30 - May 25: David DAVERIO (Geneva U., Switzerland)
May 15 - May 21: Yuko URAKAWA (Barcelona U., Spain)
May 8 - May 14: Laura BETHKE (Imperial College London, UK)
May 7 - May 11: Mindaugas KARCIAUSKAS (Granada U., Spain)
May 04 - May 07: Arttu RAJANTIE (Imperial College London, UK)
Apr 23 - Apr 27: Ian HUSTON (Queen Mary U., London, U.K.)
Apr 02 - Apr 13: EASTER WEEKs!
Mar 26 - Mar 27: Martin KUNZ (Geneva U., Switzerland)
Mar 19 - Mar 23: Ippocratis SALTAS (Sussex U., Brighton, UK)
Mar 19 - Mar 21: Sergei V. KETOV (Tokyo Metropolitan U., Japan)
Mar 12 - Mar 16: Domenico SAPONE (IFT/UAM Madrid, Spain)
Mar 12 - Mar 16: Olli TAANILA (Bielefeld U., Germany)
Feb 27 - Mar 01: Stephan J. HUBER (Sussex U., Brighton, UK)
Feb 27 - Feb 29: Arttu RAJANTIE (Imperial College London, UK)
Feb 08 - Feb 17: Federico URBAN (British Columbia U., Canada)
Feb 06 - Feb 15: Miguel ZUMALACARREGUI (Barcelona and IFT/Madrid U., Spain)
Feb 01 - Feb 12: David ALONSO (IFT/Madrid U., Spain)
Jan 10 - Jan 31: Juan BUENO SANCHEZ (Madrid U., Spain)
Jan 22 - Jan 27: Stefano ORANI (Imperial College, London, UK)