Kristin Hickman pursues a “modest” goal in Symbolism and Separation of Powers in Agency Design: “to raise a few reservations regarding judicial refashioning of agency design via [a] severance remedy for separation of powers violations.” This understated approach commands attention to Hickman’s analysis. In this contribution to a Notre Dame symposium on “Administrative Lawmaking in the Twenty-First Century,” Hickman clearly identifies and carefully analyzes problems arising out of what might otherwise have passed as unremarkable applications of existing severability doctrine. With an eye toward big-picture legitimacy of courts and agencies, and with attention toward doctrinal and statutory detail, Hickman provides fresh reasons for judges to...