Recent years have witnessed a significant wave of initiatives aimed at expanding antitrust’s substantive reach and reinvigorating enforcement, both to counter decades of weakened enforcement and to address contemporary economic realities. These efforts have coincided with calls to “democratize” antitrust by engaging the public in policymaking. Barak Orbach argues that such “democratized antitrust” is impractical, but boundary-pushing dynamics are central to the evolution of antitrust. He offers a conceptual guide for antitrust boundary pushing.