Hank Greely is a professor of law and a professor of genetics at Stanford University. He specialises in ethical, legal and social issues arising from advances in the biosciences, particularly from genetics, neuroscience and human stem cell research. He was the president of the International Neuro-ethics Society and is the chairman of the California Advisory Committee on Human Stem Cell Research. He joined Stanford in 1985 after working in private law practice and in the Defence and Energy Departments during President Carter’s administration. Last but not least he is the author of the book ‘The End of Sex and the Future of Human Reproduction’.