Gregory Hagan
Gregory Hagan [Gregory Neil Hagan] signed an anti-Israel letter during Israel’s war against Hamas terrorists. Israel launched the war after the October 7, 2023, terror attacks.
Hamas murdered approximately 1,200 Israelis, injured thousands and kidnapped hundreds more that day. For more information, see the Canary Mission page on Hamas.
The May 8, 2024 letter Gregory Hagan signed accused Israel of “genocide” in its war against Hamas and showed support for the pro-terror campus encampments. It also endorsed elements of the Boycott, Divestment, Sanctions (BDS) movement.
As of June 2025, Gregory Hagan was listed as chief of pediatrics at Cambridge Health Alliance and an assistant professor of pediatrics at Harvard Medical School (HMS). However, he was listed as retired from HMS on the May 2024 letter.
HMS is located in Boston, Massachusetts.
