Bernett, a sophomore, had been the program’s starting catcher in each of the past two seasons. She helped guide the Dukes to the College World Series in 2021.
“Our hearts are aching, hearing the news of the loss of one of our student-athletes,” James Madison president Jonathan Alger wrote in a statement.
“Our thoughts are with her family; her coaches, teammates and friends; the rest of our department staff and student-athletes; and the entire JMU community,” Alger wrote.