PRINCETON, N.J. & MUNICH--(BUSINESS WIRE)--The Harrison Clinical Research Group GmbH, a leading full-service, scientifically and medically driven clinical research organization with offices worldwide, is pleased to announce that Dr. Michael Willett has joined the company as President and Managing Director of HCRAmerica, based in our newly expanded Princeton, New Jersey corporate office. Dr. Willett has worked for the past 20 years in CRO and pharmaceutical companies in the USA, and brings a wealth of experience as a senior clinical research scientist, regulatory affairs and clinical development strategist, and regulatory submission consultant.