Photography begins with the vision of an artist, a photographer. The view through the camera speaks to the artist and the method of each photographer defines their work. It is at times easy to recognize the work of an artist by the subject matter they choose to include in their work, their editing style, their artistic vision. A photographer may choose to focus on elements of art. The principles of art are often used to improve composition. This book is an introduction to basic principles of photography and the use of mobile devices for photography.