Dosage calculation can be very challenging and intimidating for students. However, renowned author and educator, Anna Curren applies her experience, knowledge, and proven method to take the fear-factor out of manual math in Dimensional Analysis: Simplified Dosage Calculations, Seventh Edition. She breaks down the subject using dimensional analysis which reduces all calculations into a single, easy-to-solve equation. Furthermore, her conversational writing style brings the students to a safe place in the often-intimidating realm of math.The updated Seventh Edition presents only the essential information. The first chapter begins with an overview of the metric system; as Curren states, 98% of all calculations involve metric measures. The text is structured to feature content in small instructional steps followed by assessments to reinforce what has been learned. Dimensional Analysis: Simplified Dosage Calculations, Seventh Edition will enhance student learning, outcomes, and ultimately improve clinical decision-making and limit errors at the bedside.