Book excerpt: This book is an updated version of 2001's Theory and Practice of Infrared Technology for Nondestructive Testing. It syncs its thorough treatment of the latest infrared theories and technologies with a complete software package to aid readers in the implementation of their new skills. Case studies are added to each chapter; a new chapter on Laplace quadrupoles is added; the application chapter has been expanded; and the latest algorithms and infrared features are included. Professors and researchers working in the area of infrared technology/thermography will rely on this important resource.