Kiplinger's Personal Finance
Kristof is an award-winning financial journalist, who writes regularly for Kiplinger's Personal Finance and CBS MoneyWatch. She's the author of Investing 101, Taming the Tuition Tiger and Kathy Kristof's Complete Book of Dollars and Sense. But perhaps her biggest claim to fame is that she was once a Jeopardy question: Kathy Kristof replaced what famous personal finance columnist, who died in 1991? Answer: Sylvia Porter.