Thoroughbred pedigree analysis is an exciting study. Even when the horse you're reviewing isn't a big star.

Northern Dancer, Mr. Prospector, and a select few other sires have dominated American pedigrees to the point that other sire lines are in danger of being lost forever. The future of the Domino sire line sees hope in sons of Broad Brush; the author also looks at another, less-known Domino-line sire as a potential match for one of his mares.