Dr. Brian Matsumoto is a research scientist and lecturer who worked for over 30 years recording experiments with a variety of film and digital cameras. His photographs have been featured on the cover of such periodicals as BioTechniques and American Laboratory. In addition to the six books he has written for Rocky Nook, Dr. Matsumoto has edited two books on microscopy and published many articles in peer-reviewed journals. Carol F. Roullard has been an avid photographer since junior high, where she first experimented with black-and-white artistic compositions. Since then, she has continued photographing an expansive array of subjects, ranging from nature's sweeping vistas to urban architectural scenes. She has used an extensive array of photographic tools ranging from simple point-and-shoot to complex professional cameras. More recently, Ms. Roullard started showing and selling her award-winning fine art photographs through galleries, art exhibits, and her website. This is her sixth book to be published by Rocky Nook.