Lawrence Krauss is an internationally known theoretical physicist and bestselling author, as well as being an acclaimed lecturer. He has also appeared regularly on radio and television, as well as in several feature films. He was born in New York City and moved shortly thereafter to Toronto, Canada, where he grew up.

In 2019, he became President of The Origins Project Foundation, an independent non-profit organization that will carry on the mission of inspiring the wonder and excitement of knowledge, inquiry and creativity in new forums for the public. In 2019, he also became Host of The Origins Podcast, an exciting new video podcast focused on dialogues between Prof. Krauss and some of the most interesting people in the world from science, the arts, politics, and journalism. The podcast first aired in May of 2019. He also publishes the Substack site, Critical Mass, which includes essays, as well as links to podcasts and lectures.

During his career Prof. Krauss has held or holds professorships or distinguished visiting appointments at institutions including University of Chicago, Cambridge University, Boston University, University of Zurich, Harvard University, University of Zurich, University of California at Santa Barbara, Lawrence Berkeley Laboratory, The European Center for Nuclear Research (CERN), Australian National University, and New College of Humanities.

Krauss has been elected a Fellow of the American Physical Society and of the American Association for the Advancement of Science, and in June 2003 was awarded his first honorary D.Sc degree (among several) from Carleton University in recognition of his scientific contributions, and his efforts at public understanding of science. He has been involved for some time in issues of science and society and has helped spearhead national efforts to educate the public about science, ensure sound public policy, and defend science against attacks at a variety of levels.

Prof. Krauss is also an acclaimed teacher and lecturer with vast experience in reaching out to popular audiences and has lectured at hundreds of institutions around the world. He has been a regular contributor to various newspapers and magazines, including The New York Times and The New Yorker. Prof. Krauss is the author of twelve acclaimed popular books, including, A Universe from Nothing: Why There is Something Rather Than Nothing and The Greatest Story Ever Told…So Far. His recent book, The Physics of Climate Change, appeared in February of 2021, and his newest book, The Known Unknowns: Unsolved Mysteries of the Cosmos, was released in May 2023.

In 2013, starred in a full-length feature film documentary called The Unbelievers, which follows Krauss and colleague Richard Dawkins around the world as they discuss science and reason. He appears regularly in science documentaries on television and appeared monthly on PBS discussing science issues. He is also producing and writing other television and film projects.