Nicknamed “Ice Man” because of his demeanor under any and all circumstances, Ribby umpired some of the top events in softball, including five ASA Major Fast Pitch Nationals, the 1982 Olympic Festival in Indianapolis, Ind., the 1984 ISF Men’s World championship in Midland, Mich. And the 1995 ASA Women’s Festival. Ribby earned the plate in many Championship games including the 1981 Women’s Major Fast Pitch National, the 1982 Men’s Olympic Festival in Indianapolis and the 1983 Men’s Major Fast Pitch National. Following these events, Ribby was granted his ISF certification in fast pitch in 1983. A year later, he was selected to work the ISF Men’s World Championship in Midland, Mich. Ribby worked his final event in 1995 with the ASA Women’s Olympic Festival; the same year he was also was inducted into the Michigan ASA Hall of Fame.