On today's "River to River", we take look at the inner workings of the Iowa Supreme Court - including patterns emerging that provide clues as to how individual judges view issues before the court. Katherine talks with Des Moines attorney Ryan Koopmans who’s analyzed Iowa Supreme Court Decisions over the past year. Later, host Ben Kieffer talks with author and historian Lawrence Goldstone. Goldstone has studied the U.S. Supreme Court and its interpretation of several amendments to the Constitution.