There is a precision about Delaney's characters that propels his twisty plots into unexpected and utterly convincing scenarios Daily Mail
JP Delaney's first psychological thriller, The Girl Before, was an instant Sunday Times and New York Times bestseller and went on to sell over a million copies worldwide. His subsequent books Believe Me, The Perfect Wife, and Playing Nice were also top ten bestsellers, while Playing Nice was a Richard and Judy Book Club selection. Recently, JP Delaney has been heavily involved in the television adaptation of The Girl Before, as lead writer and co-executive producer.