 The PRC argues that the Tibetan authority under successive Dalai Lamas was also itself a human rights violator.The old society of Tibet was a serfdom and, according to reports of an early English explorer, had remnants of "a very mild form of slavery" prior to the 13th Dalai Lama's reforms of 1913.Tibetologist Robert Barnett wrote about clerical resistance to the introduction of anything Anti-Buddhist that might disturb the prevailing power structure.