Within minutes of the announcement that Columbia Law School professor Lina Khan was tapped to serve as President Joe Biden’s Federal Trade Commission boss, the phones of antitrust and intellectual property lawyers around Washington, D.C., started ringing off the hook.

“Antitrust and IP lawyers are going to be really busy the next few years, and a lot of clients are getting nervous,” said a well-known Washington IP trial lawyer who wished to remain anonymous so that he could speak candidly about the FTC. “A lot of clients are worried that what used to be considered OK might now look anti-competitive.”