MARK HENDERSON is Head of Communications at the Wellcome Trust, and author of The Greek Manifesto and 50 Genetics Ideas You Really Need to Know. He graduated in modern history from Oxford University in 1996. After a brief spell working for the Sunday Express he joined The Times as a graduate trainee. He spent time as a general reporter, a leader writer, and covering health education and social affairs, before being appointed science correspondent in August 2000. As well as covering science for the news pages, he helped to establish the Eureka science supplement, for which he wrote the Science Matters column. He won several awards for his journalism, including prizes from the Medical Journalists’ Association, the Royal Statistical Society and the European School of Oncology. He joined the Wellcome Trust as Head of Communications in January 2012.