Billionaire hedge fund manager Bill Ackman took aim once again at Harvard University’s leadership in a scathing open letter in which he highlights their failure to address anti-Semitism and other forms of discrimination on campus.

Ackman, 57, posted the letter on his X page on Sunday. In one section he wrote that anti-Semitism is ‘the canary in the coal mine for other discriminatory practices at Harvard.’

December 3, 2023

Dear President Gay,
Since my letter to you of November 4th to which you did not reply or even acknowledge, I have received substantial feedback and input from senior members of the Harvard faculty about a number of the issues I raised in my letter concerning…

— Bill Ackman (@BillAckman) December 4, 2023