The U.S. marijuana industry has a new spokesman: John Boehner.

The Republican former speaker of the House has joined the advisory board of Acreage Holdings, a company that cultivates, processes and dispenses cannabis in 11 U.S. states. Boehner¡¯s endorsement, after saying nine years ago he was ¡°unalterably opposed¡± to legalization, could be considered a watershed event: Marijuana has gone mainstream.

¡°Over the last 10 or 15 years, the American people¡¯s attitudes have changed dramatically,¡± he said in an interview. ¡°I find myself in that same position.¡±