This volume investigates the statistical performance of Major League Baseball players and teams during the 1989 season to provide a comprehensive analytical baseline for the sport. The authors, representing the Elias Sports Bureau, utilize their proprietary database and historical records to present a rigorous quantitative examination of player efficiency, team trends, and situational performance metrics. The text serves as a structured reference tool designed to facilitate objective evaluation of baseball talent and strategic outcomes.

Experts and baseball historians regard this publication as a foundational reference for late-20th-century sports data. Readers frequently note the density of the statistical tables and the precision of the record-keeping provided by the Elias Sports Bureau.