DENVER--(BUSINESS WIRE)--April Giles, Executive Vice President of the Colorado BioScience Association (CBSA) for the past two and a half years, has been named President & CEO following an extensive national executive search conducted by an ad hoc committee of the CBSA Board of Directors. The announcement is made by Steve Orndorff, CBSA Board Chairperson and President/CEO of Ariel Pharmaceuticals.