Charlie graduated from James Cook University in North Queensland, Australia. He has completed small animal rotating internships at Queensland Veterinary Specialists in Australia, and the Royal Veterinary College in the United Kingdom where he additionally attained a Post Graduate Diploma in Veterinary Clinical Practice. He has worked in sole-charge out-of-hours emergency and critical care, pathology and pathobiology research, and tertiary clinical teaching before undertaking a residency in emergency and critical care at Colorado State University. His active interests include polytrauma, sepsis, mechanical ventilation, and transfusion medicine.