Matthieu Hartley, born on February 4, 1960, is a notable figure in the realm of music and film, most recognized for his brief yet impactful tenure as the keyboardist for The Cure from 1979 to 1980. His contributions during this time included the iconic album *Seventeen Seconds*, which has become a cornerstone in post-punk history. Collectors particularly seek out his work due to the rarer releases from this era, including the enigmatic *Cult Hero* project, which showcases his unique sound and the early evolution of The Cure’s musical style. After parting ways with The Cure, Hartley continued to influence the music scene, becoming an integral member of bands like Fools Dance and later releasing solo work under the name Matthieu. His eclectic projects resonate with collectors who appreciate the intersection of music and film, especially as some of his performances have been immortalized on various home video formats. Hartley’s journey reflects a rich tapestry of creativity, making his contributions highly sought after by both music and film enthusiasts alike.