Conferences
1998
APPROX' 98
Workshop on Approximation Algorithms for Combinatorial Optimization Problems, (with Jose Rolim, Geneva), July 1998, Aalborg, Denmark,   LNCS

1999
APPROX' 99
Workshop on Approximation Algorithms for Combinatorial Optimization Problems and 3. International Workshop on Randomization and Approximation Techniques in Computer Science, (APPROX 99 und RANDOM 99), (with Jose Rolim, Geneva), August 1999, Berkeley, USA,   LNCS

2000
Dagstuhl Seminar 2000
Seminar on Linear, Semidefinite Programming and Randomization Methods for Combinatorial Optimization, (with Jose Rolim, Geneva und Madhu Sudan, MIT) January 2000, Dagstuhl, Germany.

ARACNE 2000
Workshop on Approximation and Randomization Algorithms in Communication Networks, (with Ugo Vaccaro, Salerno), July 2000, Geneva, Switzerland.

APPROX 2000
Workshop on Approximation Algorithms for Combinatorial Optimization Problems, (with Samir Khuller, Maryland), September 2000, Max-Planck-Institut Saarbrücken, Germany,   LNCS

SWAT 2000
Scandinavian Workshop on Algorithm Theory, Bergen, Norway,   LNCS


2001
ARACNE Springschool
Approximation Algorithms for Scheduling and Telecommunication,
March 2001, Universität Kiel, Germany.

IWST 2001
Workshop on Scheduling and Telecommunication, in conjunction to IPDPS 2001, (with Roberto Solis-Oba, London, Canada),
April 2001, San Francisco, USA.

APPROX 2001
Workshop on Approximation Algorithms for Combinatorial Optimization Problems, (with Michel Goemans, MIT),
August 2001, Berkeley, USA,   LNCS

WEA 2001
Workshop on Efficient Algorithms, (with Evripides Bampis, Evry),
August 2001, Riga, Latriva,   LNCS

WG 2001
Workshop on Graph Theoretical Concepts in Computer Science, Rostock,
June 2001, Germany,  LNCS

ARACNE 2001
2. International Workshop on Approximation and Randomization Algorithms in Communication Networks,
August 2001, BRICS Aarhus, Denmark.


2002
Dagstuhl Seminar 2002
Approximation and Randomized Algorithms in Communication Networks, (with Evripides Bampis, Evry, Pino Persiano, Salerno, Roberto Solis-Oba, London and Gordon Wilfong, Lucent Technologies),
June 2002, Dagstuhl, Germany.

Oberwolfach Seminar
Algorithmic Graph Theory, (with Derek Corneil, Toronto and Ingo Schiermeyer, Freiberg),
December 2002, Oberwolfach, Germany.

APPROX 2002
4th International Workshop on Approximation Algorithms for Combinatorial Optimization,
17 - 21 September 2002, Roma, Italy,   LNCS

ARACNE 2002
3rd International Workshop on Approximation and Randomized Algorithms in Communication Networks,
17 - 21 September 2002, Roma, Italy.


2003
WEA 2003
2nd International Workshop on Experimental and Efficient Algorithms,
26 - 29 May 2003, Ascona, Switzerland,  LNCS

CIAC 2003
5th Italian Conference on Algorithms and Complexity,
28 - 30 May 2003, Roma, Italy,   LNCS

FCT 2003
14th International Symposium on Fundamentals of Computation Theory,
12 - 15 August 2003, Malmö, Sweden,   LNCS

APPROX 2003 and RANDOM 2003
6th International Workshop on Approximation Algorithms for Combinatorial Optimization and 
7th International Workshop on Randomization and Approximation Techniques in Computer Science,  
24 - 26 August 2003, Princeton, USA,   LNCS

WAOA 2003
First Workshop on Approximation and online Algorithms,
15 - 20 September 2003, Budapest, Hungary,   LNCS

Winter school on Approximation Algorithms and Randomization
29 November - 4 December, Braunwald, Switzerland,  


2004
STACS 2004
21th International Symposium on Theoretical Aspects of Computer Science,
25 - 27 March, 2004, Montpellier, France.

WMAN 2004
4th International Workshop on Algorithms for Wireless, Mobile, Ad Hoc and Sensor Networks,
26 - 30 April, 2004, Santa Fe, New Mexico, USA.

Dagstuhl Seminar 04221
Robust and Approximative Algorithms on Particular Graph Classes,
23 - 28 May 2004, Dagstuhl, Germany.

WEA 2004
3rd International Workshop on Experimental and Efficient Algorithms,
25 - 28 May, 2004, Búzios, Brazil.

WASC 2004
1st Bertinoro Workshop on Algorithms for Scheduling and Communication,
27 June - 3 July, 2004, Bertinoro (Forlì), Italy,   Abstracts

APPROX 2004 + RANDOM 2004
7th. International Workshop on Approximation Algorithms for Combinatorial Optimization Problems and
8th. International Workshop on Randomization and Computation,
22-24 August 2004, Harvard University, USA,   LNCS

ESA 2004
12th Annual European Symposium on Algorithms,
14 - 17 September 2004, Bergen, Norway.

WAOA 2004
2nd Workshop on Approximation and Online Algorithms,
14 - 17 September 2004, Bergen, Norway.


2005
Spring school in Hangzhou
Spring School on Design and Analysis of Algorithms,
13 - 18 March 2005, Hangzhou, China.
WMAN 2005
5th IEEE International Workshop on Algorithms for Wireless, Mobile, Ad Hoc and Sensor Networks,
4 - 8 April 2005, Denver, Colorado, USA.
WEA 2005
4th International Workshop on Efficient and Experimental Algorithms,
10 - 13 May 2005, Santorini Island, Greece.
APPROX 2005 und RANDOM 2005
8th. International Workshop on Approximation Algorithms for Combinatorial Optimization Problems and
9th International Workshop on Randomization and Computation,
22 - 24 August 2005, Soda Hall, UC Berkeley,   LNCS
WAOA 2005
3rd Workshop on Approximation and Online Algorithms,
6 - 7 October 2005, Mallorca, Spain.

2006
Oberwolfach Workshop
Workshop on Algorithmic Graph Theory,
February 12 - 18, 2006, Oberwolfach, Germany.

WEA 2006
5th International Workshop on Experimental Algorithms,
May 24 - 27, 2006, Menorca Island, Spain.
TCS 2006
19th IFIP World Computer Congress (WCC 2006),
August 20 - 25, 2006, Santiago, Chile.
APPROX 2006 + RANDOM 2006
9th. International Workshop on Approximation Algorithms for Combinatorial Optimization Problems and
10th International Workshop on Randomization and Computation,
August 28 - 31, 2006, UPC, Barcelona, Spain,   LNCS
WAOA 2006
4th Workshop on Approximation and Online Algorithms (WAOA),
September 14 - 15, 2006, EDTH Zurich, Zurich, Switzerland.

2007
ESCAPE 2007
The intErnational Symposium on Combinatorics, Algorithms, Probabilistic and Experimental Methodologies,
April 7 - 9, 2007, Zhejiang University, Hangzhou, China.
PMGC 2007
Workshop on Programming Models for Grid Computing,
May 14 - 17, 2007, Rio de Janeiro - Brazil.
Dagstuhl Seminar 07211
Exact, Approximative, Robust and Certifying Algorithms on Particular Graph Classes,
May 20 - 25, 2007, Dagstuhl, Germany.
WEA 2007
6th Workshop on Experimental Algorithms,
June 6 - 9, 2007, Rome, Italy.
WG 2007
33rd International Workshop on Graph-Theoretic Concepts in Computer Science,
June 21 - 23, 2007, Dornburg near Jena, Germany.
CAAN 2007
4th Workshop on Combinatorial and Algorithmic Aspects of Networking,
August 14, 2007, Halifax, Canada.
APPROX 2007 + RANDOM 2007
10th. International Workshop on Approximation Algorithms for Combinatorial Optimization Problems and
11th International Workshop on Randomization and Computation,
August 20 - 22, 2007, Princeton University, USA, LNCS
WAOA 2007
5th Workshop on Approximation and Online Algorithms (WAOA),
Oktober 11 - 12, 2007, Eilat, Israel.
HiPC 2007
14th International Conference on High Performance Computing,
December, 2007, Goa, India.

2008
WEA 2008
7th International Workshop on Experimental Algorithms
May 30-June 2, 2008, Massachusetts, USA.
APPROX 2008 + RANDOM 2008
11th International Workshop on Approximation Algorithms for Combinatorial Optimization Problems - APPROX 2008, and
12th International Workshop on Randomization and Computation - RANDOM 2008,
August 25-27, 2008, Cambridge, MA, USA.
WAOA 2008
6th Workshop on Approximation and Online Algorithms
September 2008, Karlsruhe, Germany.