Chess players are offered a repertoire for Black in the resilient French Defence, with ideas and information presented in an accessible and entertaining style. Jacob Aagaard is a grandmaster and former British Chess Champion, who has won the Guardian, ECF and ChessCafe book of the year awards, as well as many international tournaments. Nikolaos Ntirlis is a chess coach and computer engineer. He is known as a strong analyst who has seconded many grandmasters.