Tresillian is Australia's oldest parenting support group, with centres in most states and NZ, and an expansion into regional areas. Its team of nurse-specialists offers families guidance in the early years of their child's life, with practical advice on subjects such as sleep, feeding, toddler behaviour and parents' emotional wellbeing.

Expert writer Fran Chavasse is a registered general nurse, registered midwife and a child and family health nurse. She is also a senior nurse educator for Tresillian, with training in mental health.