Book excerpt: With contributions from prominent experts, this comprehensive handbook covers the field of non-invasive biophysical measurement methods in clinical and experimental dermatology. Structured to provide both educational and practical information, the book has proven to be of value to both young researchers and senior scientists. All coverage of major evaluation and measurement methods share a consistent format, covering scope, sources of error, application, and validity. The second edition incorporates 69 revised chapters and 95 new chapters covering topics such as computer technique, imaging techniques, skin friction, barrier functions, and more.