During a Brookings Institution panel in April 2006, then-Sen. Barack Obama claimed he had “stolen” ideas from a gang of liberal economists and academics, including the now-infamous Obamacare architect Jonathan Gruber. “You have already drawn some of the brightest minds from academia and policy circles, many of them I have stolen ideas from liberally,” Obama said. “People ranging from Robert Gordon to Austan Goolsbee; Jon Gruber; my dear friend, Jim Wallis here, who can inform what are sometimes dry policy debates with a prophetic voice.” Despite Obama’s attempt to distance himself and his unpopular signature health care legislation from Gruber,...