Protest was organized by The Lawfare Project.
From their website:
"We filed a groundbreaking lawsuit against the National Lawyers Guild (NLG) for refusing to sell ad space to an Israeli company, based on a discriminatory NLG resolution barring it from accepting funds from Israeli organizations."
"We shut down the unlawful broadcasting of Al-Aqsa TV (Hamas) and Al-Manar (Hezbollah) in the United States. Both television stations are "Specially Designated Global Terrorist" entities"
They provide pro-bono legal services to:
"Reservists on Duty is a non-profit organization established in 2015 by IDF veterans who felt a duty to expose and counter the BDS movement and new forms of anti-Semitism erupting on US college campuses."
The Board of Directors are:
Jay Eisenhofer
Brooke Goldstein
Henry Shiner
David Silvers
They seem to target speakers from Palestine or supporting BDS, labeling them as anti-Semitic.