In Opposable Thumbs, award-winning editor and film critic Matt Singer eavesdrops on their iconic balcony set, detailing their rise from making a few hundred dollars a week on local Chicago PBS to securing multimillion-dollar contracts for a syndicated series (a move that convinced a young local host named Oprah Winfrey to do the same). Their partnership was cut short when Gene Siskel passed away in February of 1999 after a battle with brain cancer that he’d kept secret from everyone outside his immediate family—including Roger Ebert, who never got to say goodbye to his longtime partner.But their influence on in the way we talk about (and think about) movies continues to this day.