i think my comments will dovetail nicely with gillian metzger's comments.h focuses on the role of states and localities, integration regulation. the comments come from some empirical work done with a co-author, co-researcher professor public policy at uc berkeley side. more specifically about the draft paper we're developing right now entitled the president and immigration federalism. not so concerned with ideas of federalism thinking about how to protect states' rights or any of that but more consequential and instrumentalist. that is to say we're concerned about the utility of states in fashion immigration policy and the effect of a state poicy on questionof separationof powersnpremptioi etetrarptict a. wl guinheaphe at rponse cutive branch action can be used to vindicate separation of powers concerns, and as gillian metzger mentioned, along with the gimmicks go, right to realize nationalist aspiration to its federalism, perhaps we could say masquerading or at least use them as a vehicle to vindicate these other types of concerns. along withomments others