Sinclair Research has appointed Jeffrey Klein, Ph.D., DABT, as director of toxicology and dermatology.    In this newly created role, Klein will be responsible for the company’s scientific direction in toxicology and dermatology services and their operational processes. He will drive the growth of Sinclair’s business model and foster positive relationships with new and current customers.   Klein joins Sinclair Research from EP Technologies LLC in Akron, Ohio, where he direc...