Rogue doctors stole one woman’s eggs to get another patient pregnant. What happened next is an unlikely tale of friendship against the odds

Renée Ballou thought she was a lucky person. In the 1980s, she was living in a beautiful home an hour’s drive from Los Angeles, with a job she loved, ahappy marriage and a young son. Everything had always felt so easy for Renée – until she began trying for a second child. Two years on, she still wasn’t pregnant. “I was pretty much used to getting what I wanted,” Renée, now 67, tells me with a sad smile. “It was very stressful.”Along with her husband, Wesley, Renée went through a battery of tests, followed by years of surgeries, supplements and hormones. Her gynaecologist referred them to Dr Sergio Stone, a fertility specialist at the University of California, Irvine (UCI) in Orange County, for more treatment. They tried artificial insemination – first with Wesley’s sperm, then with a donor – without success. Their son, Matthew, was four when they started trying for a sibling for him; by 1987 he was 10. It was lonely and emotionally and physically gruelling. But Renée refused to give up...