A Yale professor accused billionaire Bill Ackman of acting like a “bully” over his fierce crusade against Harvard University and its ousted president Claudine Gay. “Bill Ackman is a pernicious influence on American education. He thinks his money equals wisdom and even if it doesn’t, he thinks it gives him the right to bully at will,” Gregg Gonsalves, an associate professor at Yale School of Public Health, wrote on X on Tuesday. “Time to stand up to people like him. He’s odious,” Gonsalves wrote, triggering a public spat with the billionaire Pershing Square Capital Management founder. Ackman defended himself, asking...