Complex sentence: He was formerly chairman of the Science and Innovation Strategy Board of the Natural Environment Research Council, Chairman of the Petroleum Exploration Society of Great Britain, and also a trustee of the UK based education charity Oil Depletion Analysis Centre established in 2001.
Split into simpler sentences: He was formerly chairman of the Science and Innovation Strategy Board of the Natural Environment Research Council. He is also a trustee of the UK based education charity Oil Depletion Analysis Centre established in 2001.