All email address shown above end in "@sigact.acm.org".

Algorithms Column:	Samir Khuller	UMIACS	samir@umiacs.umd.edu
Book Reviews Column:	Fred Green	Clark University	fgreen@clarku.edu
Complexity Theory Column:	Lane Hemaspaandra	University of Rochester	lane@cs.rochester.edu
Computational Geometry Column:	Adrian Dumitrescu	University of Wisconsin-Milwaukee	dumitres@uwm.edu
	Suresh Venkatasubramanian	University of Utah	suresh@cs.utah.edu
Database Theory Column:	Victor Vianu	UCSD	vianu@cs.ucsd.edu
Distributed Computing Column:	Jennifer Welch	Texas A&M University	welch@cse.tamu.edu
Education Forum:	Li Chen	Univ. of the District of Columbia	lchen@udc.edu
Logic Column:	Riccardo Pucella	Northeastern University	riccardo@ccs.neu.edu
NSF Report:	Richard Beigel	NSF	rbeigel@nsf.gov
Online Algorithms Column:	Rob van Stee	University of Leicester	rob.vanstee@leicester.ac.uk
Open Problems Column:	Open
Technical Report Column:	Dean Kelley	Minnesota State, Mankato	Dean.Kelley@mnsu.edu
Theory Calendar:	Sriram Pemmaraju	University of Iowa	theoryc@cs.uiowa.edu