Dr Andrew Mackenzie FRS
Chief Executive Officer, BHP Billiton Ltd
Andrew Mackenzie is one of the world's most influential applied earth scientists. He made seminal contributions to geochemistry in his early career, especially in relation to the formation of oil. For most of his career he has been a leader in the energy and mining industries working within BP, Rio Tinto and most recently in BHP Billiton. He has made major innovations in both technical and business arenas within these companies, and is pre-eminent as an earth scientist in the commercial world. He has recently been appointed CEO of BHP Billiton.