Gabriel Velasco (born 1949 in Mexico City) is a a professor of mathematics and author of over twenty books on mathematics. He has been a chess enthusiast since age 15. Besides Vida y Partidas de Carlos Torre, he is the author of Masterpieces of Attack (Chess Digest, 1990), presenting the best games of the late GM Marcel Sisniega Campbell. Velasco lived in Kiev 1985-1987 and shared 1st-3rd prize in a tournament of Candidate Masters and First Category players, earning thereby a norm of Candidate Master of the Soviet Union. Back in Mexico, he won the championship of the state of Guanajuato. He is now retired and lives in Mexico City with his wife and his son Richard, who was was given that name in honor of Richard Réti.