Book excerpt: A follow-on to ASTD's best-selling ASTD Handbook for Workplace Learning Professionals, the ASTD Handbook of Measuring and Evaluating Training includes more than 20 chapters written by preeminent practitioners in the learning evaluation field. This practical, how-to handbook covers best practices of learning evaluation and includes information about using technology and evaluating e-learning. Broad subject areas are evaluation planning, data collection, data analysis, and measurement and evaluation at work.