Tom Hamburger
Reporter

Latest by Tom Hamburger

Hundreds knew of Medicare action at center of trading-spike probe

Hundreds knew of Medicare action at center of trading-spike probe

More than 400 federal workers had notice of the funding decision two weeks before it was made public.

Obama’s former aides find ways to cash in on White House experience

Obama’s former aides find ways to cash in on White House experience

President Obama tried to rein in the revolving door of influence, but an old Washington tradition endures

Political-intelligence firms set up investor meetings at White House

Political-intelligence firms set up investor meetings at White House

The pipeline of information from Washington to Wall Street included Obama administration officials.

Ways investors gain ‘political intelligence’ facing public scrutiny

Ways investors gain ‘political intelligence’ facing public scrutiny

Current and former congressional staffers say talking with investors and research analysts is common.