WALTHAM, Mass.--(BUSINESS WIRE)--PerkinElmer, Inc. (NYSE: PKI), a global technology leader in Health Sciences and Photonics, today announced that John E. Sherwin, Ph.D., has joined the Company as director of laboratory operations for its genetic screening business, reporting to Ann-Christine Sundell, president of genetic screening, PerkinElmer, Inc. In this role, he is responsible for overseeing and directing the growth of PerkinElmer’s genetic screening laboratory services offerings, including PerkinElmer Genetics, Inc., a neonatal screening reference laboratory, and NTD Laboratories, a reference laboratory specializing in prenatal risk assessment.