Having always been fascinated with the dark and macabre, Sam Holland studied psychology at university then spent the next few years working in HR, before quitting for a full-time career in writing. A self-confessed serial killer nerd, her debut novel, The Echo Man, shocked and enthralled readers and reviewers alike with its sinister depiction of a serial killer copying notorious real-life murderers of the past. The Twenty is her second novel.
Sam can be found on Twitter and Instagram at @samhollandbooks.