One of Australia’s top experts in paediatrics diagnostics, Assoc Prof Ronda Greaves serves as Deputy Director of Biochemical Genetics at the Victorian Clinical Genetic Services, part of the  Murdoch Children’s Research Institute at The Royal Children’s Hospital in Melbourne. In her talk at the Re-imagining Mass Spectrometry Symposium, Assoc Prof Greaves discusses the value of clinical mass spectrometry in paediatric medicine, pointing out unmet clinical needs and presenting case studies from different diseases.