The College of American Pathologists (CAP) accreditation program for biorepositories is relatively new, having begun in 2012.  The Genetic Resources Core Facility (GRCF) Biorepository and Cell Center at the Johns Hopkins School of Medicine recently became the twelfth biorepository accredited by CAP.   According to its Director, Melissa Olson, PhD, the process, which she describes as a “major reorganizational effort”, was well worth it.