The pioneering anthropologist Isabel Crook, who has died aged 107, was the last survivor of that generation of sympathetic westerners who joined Mao Zedong’s rural revolution and stayed on after 1949 to build a “new China” – with mixed fortunes. During the Cultural Revolution (1966-76) her husband David Crook was accused of spying and imprisoned for five years, while Isabel was locked up for three years on their college campus. The couple retained their belief in the post-Mao leadership of the Communist party until, horrified by the Beijing massacre in…