RAFAEL MENEZES NUNES UFRGS BRUNO L. ALIA RICHARD L. ALLEY AMERICAN WELDING SOCIETY WILLIAM R. APBLETT, JR. WILLIAM A. BAESLACK III THE OHIO STATE UNIVERSITY WILLIAM BALLIS COLUMBIA GAS OF OHIO CLIFF C. BAMPTON ROCKWELL INTERNATIONAL SCIENCE CENTER PROBAL BANERJEE AUBURN UNIVERSITY JOHN G. BANKER EXPLOSIVE FABRICATORS INC. ROBERT G. BARTIFAY ALUMINUM COMPANY OF AMERICA ROY I. BATISTA ROY E. BEAL AMALGAMATED TECHNOLOGIES INC. RAYMOND E. BOHLMANN MCDONNELL AIRCRAFT COMPANY SÉRGIO D. BRANDI