Delia Lacasta graduated from the Veterinary School of Zaragoza, Spain, in 1995. From that moment on, she began working with sheep full-time, first on a 2,500-animal sheep farm, where she managed the farm for two years, and later in an Association for the Sanitary Defense of sheep and goats located in the south of the province of Huesca, Spain, which had more than 20,000 sheep. She worked there for more than 13 years. At the same time, she developed a doctorate in respiratory disorders in lambs, culminating in 2006 with a Cum Laude qualification. In 2005 she began working at the university as a part-time associate lecturer. Since 2010, she has been working as a full-time lecturer at the Veterinary School of Zaragoza, Spain, in charge of the Ruminant Clinical Service of this School (SCRUM), where more than 450 animals are received annually. Currently, she has almost 90 publications in journals indexed in the JCR and more than 80 in other national and international journals, in addition to more than 200 presentations at national and international scientific meetings. She has been a Diplomate of the European College of Small Ruminant Health and Management (ECSRHM) since 2011 and involved in its management bodies since 2013, currently holding the position of past president.