Dr. Joanna Nandita Koilpillai earned her veterinary degree from Madras Veterinary College in Chennai, India in 2018. During 2018–19, she worked as an Associate Veterinarian in a mixed-animal private practice in India. Subsequently, Dr. Koilpillai completed a one-year small-animal rotational internship at Veterinary Healthcare Associates in Winter Haven, FL. During 2020–22, she completed a residency in theriogenology at Ohio State University, and subsequently joined Oklahoma State University for her MS with a research focus on canine theriogenology. Dr. Koilpillai successfully passed the Diplomate of the American College of Theriogenologists examination in July 2023. Her interests are small- and mixed-animal reproductive medicine and ethical breeding. She has experience working with a wide range of small and large animals in India and the US. She currently works as a Graduate Research Assistant at Oklahoma State University and plans to pursue a career in clinical veterinary theriogenology.