Adrian Woolfson is the co-founder of Replay, a genomic medicine, genome writing, and cell therapy biotechnology company based in San Diego, California. He was born in London, studied medicine at Balliol College, Oxford, and was formerly the Charles and Katherine Darwin Fellow at Darwin College, Cambridge. Woolfson is the author of the critically acclaimed Life Without Genes: The History and Future of Genomes (2000) and An Intelligent Person's Guide to Genetics (2006). He has authored over 150 scientific papers, book chapters, reviews, and patents, and is a regular contributor to the Wall Street Journal, Washington Post and Science magazine.