The revised Tomorrow's Doctors makes it clear that doctors need to be aware on their responsibilities as a scholar and scientist and it is therefore vital that students develop excellent critical thinking and research skills. While there are many e~research skillse(tm) books, medical students frequently struggle with understanding the difference between the practices of research, audit, service evaluation, systematic and narrative reviews and when and how to apply them. This book addresses the kinds of questions novice investigators always ask and helps students utilize study designs, data collection tools and analyze effectively.