Patricia V. Davis, author of “The Diva Doctrine: 16 Universal Principles Every Woman Needs to Know,” has some advice for women on becoming a true diva. This is not the type of diva you see in Hollywood holding well-dressed miniature dogs and demanding only green M&Ms in their dressing room. Davis says, "A diva, in the true sense of the word, is a woman who's clever, confident, classy, powerful, passionate and compassionate."

“The Diva Doctrine” evolved from Davis' blog post "From an Older Woman to a Younger One." Full of advice meant to empower a younger generation of girls, Davis also has something to say to those who’ve already been through the wringer. Not just a guide for 20-somethings, the doctrine includes 16 additional rules for women over 50, such as, “You’re not fat because you’re old. You’re fat because you’re eating too much and not exercising enough.”....