Greg Kestin holds a faculty position at Harvard University, where he conducts theoretical physics research, teaches, and produces educational online content. He earned his physics Ph.D. from Harvard, as a member of The Center for the Fundamental Laws of Nature, focusing on theoretical particle physics and quantum field theory. Over his career, he has also conducted research in nuclear physics, fusion energy, and gravitational wave physics. 


For over a decade he has been involved with innovative educational outreach endeavors, bringing science to both students and members of the public through writing, video, animation, multimedia, and public lectures.


Recently, he has worked with the research team for the PBS program NOVA researching show content, consulting on scientific content, fact checking, interviewing scientists, assisting in short film production, as well as writing documentary storylines, articles, social media content, and grant proposals. He has worked on content ranging from meteorology and technological innovation to math and black holes.