"A few weeks into his presidency, a man with no previous executive experience is finding his leadership style being tested while he's trying to forge it. . . . In his rush, he's also bypassed his own orders against hiring lobbyists, named at least three senior appointees with tax problems, been forced to admit that he ''screwed up'' and shifted political strategy as his hopes for quick approval of the $800 billion-plus economic stimulus proposal bogged down in Congress."