Jennifer Taub is a professor at Western New England University School of Law. Joshua A. Geltzer is a professor at Georgetown University Law Center. Follow them on Twitter at and . The views expressed in this commentary are their own. Read at CNN. (CNN)By ruling on Thursday against President Donald Trump's effort to prevent a New York grand jury from getting its hands on his financial documents, emphatically told Trump that no one -- not even the President of the United States -- is above the law. with one aspect of the ruling, that a president does not enjoy absolute immunity from state...…Jennifer Taub is a professor at Western New England University School of Law. Joshua A. Geltzer is a professor at Georgetown University Law Center. Follow them on Twitter at and . The views expressed in this commentary are their own. Read at CNN. (CNN)By ruling on Thursday against President Donald Trump's effort to prevent a New York grand jury from getting its hands on his financial documents, emphatically told Trump that no one -- not even the President of the United States -- is above the law. with one aspect of the ruling, that a president does not enjoy absolute immunity from state...WW…