Emma and Anthony Smith are from Yorkshire, UK. Anthony grew up in a farming family and worked as a commercial diver all over the world. Emma was a response officer in the North Yorkshire police and previously a sister at Leeds Teaching Hospitals. In 2013, they moved to the Dryanovo region of Bulgaria, where they founded dog rescue charity Street Hearts BG.

Lisa Cutts worked for Kent police for 25 years and has written nine novels. A number of happy events led her to crossing paths with Street Hearts. She lives in Kent with her husband and her Bulgarian rescue dog, Chuckling Custard.