The Pen and Paper Diet is all about putting weight management skills into your hands. You don't have to avoid certain foods with this diet. You don't have to take diet pills with this diet. It is based on scientific research. It is an easy eating plan to maintain your ideal weight for the rest of your life. You can eat the types of food you like and still lose weight. The Expanded edition has calorie requirement calculations performed for males and females between the ages 19 and 84. The Expanded edition is a valuable resource for Health Professionals that deal with weight management.