Cecelia Ahern completed a degree in Journalism and Media Communications before writing her first novel at the age of 21. Her debut, 'PS I Love You,' quickly gained international acclaim and was adapted into a film starring Hilary Swank and Gerard Butler. Another novel, 'Where Rainbows End' (known as 'Love, Rosie'), was also adapted into a movie featuring Lily Collins and Sam Claflin. Ahern has published a novel annually, accumulating over 15 novels including titles such as 'If You Could See Me Now', 'The Gift', 'The Year I Met You', and 'Lyrebird'. Her books have reached a global audience, selling over 25 million copies in more than 40 countries, and translated into 30 languages. Aside from novels, she has also co-created the US ABC Comedy 'Samantha Who?' and developed other original TV projects. Ahern's work often explores themes of loss, resilience, and the transformative journeys of her characters.