Mark is a clinical scientist who specialises in reproductive genetics and genomics. He heads the Division of Reproductive Genetics at the Victorian Clinical Genetics Services, which incorporates the non-invasive prenatal testing (NIPT), maternal serum screening (MSS) and reproductive genetic carrier screening (RGCS) services. He also heads the Division of Biochemical Genetics. Mark received his PhD from the University of Melbourne (2013) for research into centromere biology and evolution, undertaken in the Chromosome Research Laboratory at the Murdoch Children’s Research Institute. He received his FHGSA while Head of Cytogenetics at the Royal Women’s Hospital in Melbourne (1990-2000). He is a former Chief Examiner in Cytogenetics for the HGSA (1994-1998) and holds Honorary Fellow appointments with the University of Melbourne and MCRI. Mark has a long standing interest in early human embryology and development. He works with teams that apply genetics and genomics technologies to help identify the causes and origins of genetic conditions before, during and after pregnancy.