Dr Guillaumin is a Tenured Professor in Emergency and Critical Care at Colorado State University. After graduating from the National Veterinary School of Nantes, France, Dr Guillaumin pursued a small animal rotating internship and worked in both private practice emergency settings and academia for several years before moving to the US. After his residency at the University of California, Davis, Dr Guillaumin was a clinician, teacher and researcher at the Ohio State University for 10 years. Since 2019, Dr Guillaumin has been working at Colorado State University. His clinical and research interests include thrombosis, hemostasis, sepsis and septic shock.