In surgical skin prepping, as in most infection control disciplines, the sacred cows - such as shaving in spite of recommendations to the contrary, or the belief that povidone-iodine is always best - roam freely. The result is great variance in techniques, as you'll see in the answers to a survey of Outpatient Surgery readers' prepping practices. In fact, dominant practices often differ from recommended best practices. Read on to take our eight-question quiz, to view the survey results (we asked 33 readers to take this quiz last month) and to see my recommendations.