XANTHOPOULOS INTERNATIONAL AWARD
FOR RESEARCH
IN GRAVITATIONAL PHYSICS

THE SELECTION COMMITTEE

having taken into account the nominations for the award and
having deliberated opinions put forward by its members, confers the

1997 Xanthopoulos Award
on

Dr. MATTHEW WILLIAM CHOPTUIK

Professor of Physics at the University of Texas at Austin

for outstanding contributions to the numerical exploration of general relativity and in particular for the discovery of critical behavior in Einstein's equations.