Book excerpt: E-Prime, the software suite of Psychology Software Tools, is used worldwide for designing and running custom psychology experiments. Aimed at students and researchers alike, this timely volume provides a much needed, down-to-earth introduction into the wide range of experiments that can be set up using E-Prime. Many tutorials are provided to introduce the beginner and reacquaint the experienced researcher with constructing experiments typical for the broad field of psychological and cognitive science. Apart from explaining the basic structure of E-Prime and describing how it suits daily scientific practice, this book also gently introduces programming via E-Prime's own language: E-Basic. The authors guide the readers through the software step by step, from an elementary level to an advanced level, enabling them to benefit from the enormous possibilities E-Prime provides for experimental design.