Dr. Stacy Lopresti-Goodman, an associate professor of psychology at Marymount University, is shown with Belle, a dog rescued by Beagle Freedom Project. Lopresti-Goodman has conducted a study of the psychological impact of laboratory experiments on dogs. According to Lopresti-Goodman, nearly 61,000 dogs are in U.S. labs. The majority of them are beagles.