WATERTOWN, Mass.--(BUSINESS WIRE)--Selecta Biosciences, Inc., a biopharmaceutical company developing an entirely new class of targeted vaccines and immunotherapies, announced today that Peter Keller, M. Sci., has been appointed as Vice President of Business Development and Alliance Management. Mr. Keller brings more than 15 years of experience as a pharmaceutical executive and leader. He will report directly to Werner Cautreels, Ph.D., Chief Executive Officer of Selecta Biosciences.