Melisa Brereton-Esposito
has been named director of Systems, Technical Training and Staff Development, System Business Office, Yale New Haven Health System. Since joining Yale New Haven Hospital in Patient Financial and Admitting Services in 1986, she has overseen employee training and support and played a significant role in integrating the accounts receivable process for different delivery networks. Brereton-Esposito earned her bachelor's degree in Psychology from Southern Connecticut University.

Peter Marone has been named executive director, Clinical Services, with administrative responsibility for the departments of Radiology and Biomedical Sciences, Laboratory Medicine, Pathology, Respiratory Care and Patient Transportation at Yale New Haven Hospital. Since joining the hospital in 1987 as a supervisor in the Microbiology Laboratory, he has served in various leadership positions, most recently director of Laboratory Services. He earned his BS degree in medical technology and MBA from Quinnipiac University.