Dr Emma Tucker is an astrophysicist and medical doctor whose unique background allows her to study the effects of space travel on the human body. After completing a PhD in astrophysics and then a medical degree, she undertook an aerospace medicine clerkship at the NASA Johnson Space Center in Houston Texas. Dr Tucker is currently an emergency medicine registrar (Australasian College for Emergency Medicine) at the Calvary Emergency Department in Canberra as well as a senior research fellow in space medicine at the ANU where she does research on the effects of microgravity on the cardiovascular system. Dr Tucker is an ANU InSpace Mission Specialist in space medicine.