▽Freakonomics - Opinion - New York Times Blog ●01/06 12:46 ButchersBefore beef ends up at your favorite steakhouse, it passes through the hands of a trained specialist with an encyclopedic knowledge of bovine anatomy. Zachary Crockett chews the fat.How to Have Good IdeasSarah Stein Greenberg runs Stanford’s d.school, which teaches design as a mode of problem solving. She and Steve talk about what makes her field different from other academic discipline