“It starts with the keffiyehs, and ends with the pride flags,” said Dr. Akiva Leibowitz during an interview with Sampan last week. A Brookline resident who has seen firsthand how even his neighbors could attack free speech, the parent was talking about the crackdowns of freedom of expression at every level of society over the past year and a half. Leibowitz, a critical care anesthesiologist, was just weeks earlier vying for a seat in the crowded race for Brookline’s school […]