This book represents the culmination of an ambitious project aimed at researching the potential for profitable betting in British horse racing. Recent developments in computer technology have enabled the author to analyse the performances of over 1 million runners in 100,000 races. The findings are distilled in a meaningful and accessible way that is anchored by an understanding of betting and horseracing.The author's scientific background is tempered with his experience of betting professionally. Readers are afforded an applied understanding of how to improve their chances of winning money. More than all this, readers will find that Against the Odds offers fresh and original writing in a domain where approaches to betting have become predictable and formulaic.This book presents; the philosophy of gambling; ability ratings; course suitability; past performance figures; race grade; draw; and, the betting market.