Winston R. Brown, Jr. has been appointed vice president of Quality at Alexza Pharmaceuticals, Inc. Mr. Brown will be responsible for Quality Assurance, Quality Control and Quality Systems. He has more than 20 years of experience in global quality, regulatory compliance and development operations working with biopharmaceutical, medical device, and nutritional companies.    Mr. Brown joins the company from Alcon Research, a division of Novartis, where he served as global head of Quality R&D, P...