Christian Arthur Edgar "Tim" O'Brien (9 January 1914 – 17 February 2001) was a British exploration geologist and author. In 1936 he was also involved in the discovery of the Chogha Zanbil ziggurat in Southern Iran. Appointed by BP In 1967, he retired in 1971 as chairman of the boards and general managing director of the Iranian Oil Operating Companies, stationed in Tehran, and was appointed a CBE for services to the oil industry. O'Brien devoted his retirement to researching prehistory, cuneiform, archaeology, astronomy, archaeoastronomy and the history of religion. His hypotheses have not gained acceptance by the scientific community. Source: Wikipedia (en)