Bafta-winning actress Joanna Scanlan champions The Electric Kool-Aid Acid Test, Tom Wolfe's tale of Ken Kesey, the Merry Pranksters and US counter-culture. Sabine Durrant's favourite is Small Things Like These by Claire Keegan, a simple but powerful story of a man's moral predicament in a small Irish community. Harriett Gilbert enjoys Georgette Heyer's romance set in 1816, The Grand Sophy