Tim Seldin is the President of the Montessori Foundation and Chair of the International Montessori Council. He is a noted Montessori teacher trainer, school consultant, and keynote speaker at scores of Montessori conferences around the world, including the Montessori Foundation’s annual international conference, which is held in Sarasota every November.

Tim has 49 years of experience in Montessori education, beginning with 25 years as a Montessori teacher and Headmaster of the Barrie School in Silver Spring, MD, which was founded by his family in 1932 and which he attended from age 2 through high school graduation.

As President of the Montessori Foundation, he served as Head of the NewGate School from 1993 through 1999, during the years when NewGate was the Lab School of the Montessori Foundation. Tim was, with Harvey Hallenberg, the co-founder and Director of the Institute for Advanced Montessori Studies. Tim earned a B.A. in History and Philosophy from Georgetown University, an M.Ed. in Educational Administration and Supervision from the American University, and his Montessori certification from the American Montessori Society.

He is the author of several books about Montessori education. Tim served for many years as an officer on the Board of the American Montessori Society. He is also an International Baccalaureate Diploma Program Instructor.