John Pfaff

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A dominating set in a graph G=(V,E) is a set of vertices D such that every vertex in V D is adjacent to at least one vertex in D. A cutvertex in a connected graph G is a vertex whose removal results in a disconnected graph. A block in a graph G is a maximal connected subgraph of G having no cutvertices. A cactus is a graph in which each block is either an(More)
Many scholars and political leaders denounce racism as the cause of disproportionate incarceration of black Americans. All players in this system have been blamed, including the legislators who enact laws that disproportionately harm blacks, police who unevenly arrest blacks, prosecutors who overcharge blacks, and judges who fail to release and oversentence(More)
In two recent opinions, Blakely v. Washington and United States v. Booker, the U.S. Supreme Court effectively invalidated the binding nature of sentencing guidelines used by many states and the federal government over the past thirty years. Not surprisingly, numerous commentators have asserted that Blakely and Booker profoundly altered the nature of(More)
In two recent opinions, Blakely v. Washington and United States v. Booker, the U.S. Supreme Court effectively invalidated the binding nature of sentencing guidelines used by many states and the federal government over the past thirty years. Not surprisingly, numerous commentators have asserted that Blakely and Booker profoundly altered the nature of(More)
Why is it that criminal cases nearly always settle, but habeas corpus cases do not? The vast majority of criminal cases are resolved by guilty pleas, without a trial. But it is the rare habeas petition that is resolved out of court, rather than litigated to completion. This is an interesting puzzle because criminal and habeas corpus cases have a lot in(More)
Dear Colleagues, Attached is my paper for next week’s workshop. I’ve spent most of the past year working on my book that just came out, so this is a very early draft of my next project. I usually find that workshops are more interesting and more productive the less finalized the paper is, so rather than present something based on the finished work that went(More)
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