Going through the list of big donors to the Democratic-supporting super PAC Priorities USA Action you see familiar names like Jeffrey Katzenberg and Bill Maher. But then there’s Kareem Ahmed — a California businessman with no record of big-time political contributions to anyone before this year. So TPM’s Eric Lach set off to track down who he was and why he had suddenly poured more than a $1 million into Democratic politics. Here’s the story.

David Kurtz

David Kurtz is Managing Editor and Washington Bureau Chief of Talking Points Memo where he oversees the news operations of TPM and its sister sites.