Opinion | Ken Griffin vs. the IRS

Ken Griffin isn’t giving up on his fight to improve the Internal Revenue Service’s privacy protections, and all American taxpayers could benefit if the Citadel CEO wins.

Late last week Mr. Griffin filed an amended version of his lawsuit against the tax agency for the “unlawful disclosure” of his confidential tax information. The hedge fund operator is one of the thousands of wealthy Americans whose private tax data was stolen from the IRS, then leaked and published by the left-leaning ProPublica website.