Dr. Mazzaferro is a graduate of Michigan State University College of Veterinary Medicine, completing an internship at the Veterinary Institute of Trauma in Wisconsin. She completed a residency in Emergency-Critical Care at Colorado State University, where she also earned her PhD. She was board certified by the American College of Veterinary Emergency & Critical Care in 2002. Dr. Mazzaferro was the Director of Emergency Services at a multispecialty practice in Colorado for 10 years before joining CUVS in 2012.

Dr. Mazzaferro is internationally renowned and a leader in her field. She is President of the American College of Veterinary Emergency & Critical Care. She is also a prolific publisher, having authored four manuals as well as numerous chapters and manuscripts on a range of topics relating to Emergency and Critical Care Medicine. She lectures extensively nationally and internationally, having given presentations in more than 21 US states and 9 countries.

Internationally, Dr. Mazzaferro is recognized for her accomplishments as a lecturer and author. At CUVS, she is known for her upbeat, warm personality and unwavering positivity. She simultaneously conveys her tremendous experience and expertise with warmth and compassion – a combination that is reassuring and invaluable in the emergency setting.

JP qualified in 1991 from the Veterinary School of Nantes, France. After few years in small animal practice in France, he went to perform a Small Animal Internship at Colorado State University, USA. Then, he worked in a small animal referral practice before entering a small animal surgery residency training program at the University of Bristol, United-Kingdom. He became a diplomate of the European College of Veterinary Surgeons in 2004. Following his residency he went back to Nantes to work as a small animal soft tissue surgeon in a referral practice. With other specialists he set up in 2006 a small animal referral hospital (CHVA) in Nantes, France. He is still working in the same hospital as a small animal soft tissue surgeon with a special interest in gastrointestinal, thoracic and minimally invasive surgery. JP was very active in his specialist college (ECVS) over the last 10 years. He lectures extensively at national and international courses/conferences on small animal surgery has published several papers in peer-reviewed veterinary journals and text books. 

Dr. Rudloff is a 1991 graduate of Purdue University School of Veterinary Medicine. She completed her residency training at the Animal Emergency Center and achieved board certification in the American College of Veterinary Emergency and Critical Care in 1995.  She has supervised/mentored 28 ACVECC Diplomates and is currently a clinical supervisor at the Lakeshore Veterinary Specialists in Glendale, Wisconsin.

She has served as the IVECCS Program Director from 1998-2009, and from 2013 until now.  She is the 2008 recipient of the Ira Zaslow Award for distinguished service in the field of veterinary emergency and critical care and is an internationally recognized educator in the field of veterinary emergency and critical care. 

She routinely incorporates her medical acupuncture skills into her everyday practice to enhance the well-being and pain management of critically ill and injured patients. Her special interests include fluid resuscitation, emergency surgery, and trauma management, topics on which she has published in peer-reviewed journals and book chapters.

Nigel qualified from RVC in 1994 and spent a short period in practice. After undertaking an Internship in the UK and a Residency in the USA, he was appointed Clinical Instructor, and subsequently Clinical Assistant Professor, of Anaesthesia at North Carolina State University, where he worked until joining DWR in 2018. He became a Diplomate of the American College of Veterinary Internal Medicine in 2004, the American College of Veterinary Anaesthesia and Analgesia in 2009 and the European College of Veterinary Anaesthesia and Analgesia in 2019.