Research design, which I refer to as the plan or proposal to conduct research, involves the intersection of philosophy, strategies of inquiry, and specific methods. Title: Research design: qualitative, quantitative, and mixed methods approaches / John W. Creswell, PhD, Department of Family Medicine, University of Michigan, and J. David Creswell, . Buy It Now Available · Daily Deals · >80% Items Are New · Featured CollectionsPopular Links: Housewares · Resin · Creatine · Catalogs · Shower Curtain