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This profile was last updated on 7/17/13  and contains information from public web pages and contributions from the ZoomInfo community.


Phone: (301) ***-****  HQ Phone
International Montessori Society
9525 Georgia Ave. #200
Silver Spring , Maryland 20910
United States

Company Description: The International Montessori Society provides consultation services to schools, organizations and other interested persons to improve and develop the operation and...   more

Board Memberships and Affiliations


  • Montessori diploma course
92 Total References
Web References
About IMS: History and Organization - International Montessori Society, 17 July 2013 [cached]
In 1969, Lee Havis began to study Montessori, first as a classroom teacher and then later by directing teacher education in the field.
IMS is organized as a non-profit corporation directed by Lee Havis, with main offices in Silver Spring, Maryland.
Lee Havis, Director International Montessori Society
Lee Havis began teaching in the Peace Corps in 1967, as an assistant professor in the Faculty of Engineering at the University of Panama. Returning to the United States, Lee began teaching young children in 1969, and continued in this classroom itedteaching in different situations for five years. In the 1970's, he completed graduate study in early childhood education at the University of Maryland and a JD in law at Catholic University of America (Washington, DC).
In 1976, Lee completed a Montessori diploma course with internship (primary level, 2-6) and conducted Montessori teacher education in the new organization National Center for Montessori Education he helped to establish. About this time, he initiated a tutoring program to provide one-to-one instruction to children in all subjects and ages in their home it is now operating as Trust Tutoring (
In 1979, he formed International Montessori Society (IMS), assuming the duties of its executive director and editor of its periodicals, Montessori Observer and Montessori News. Since 1986, he has conducted workshops and consultation to help improve Montessori teaching. In 2003, Lee discovered and consolidated a technology for the practice of true natural Montessori teaching which he discovered in 1979.
In 1994, he organized the basic operating documents for the new accrediting agency, International Montessori Accreditation Council (IMAC), becoming its director and now serving as well on its generic review committee. IMAC provides accreditation for Montessori teacher education, based on broad, inclusive standards to encourage the participation of all interested parties.
Lee has contributed to a number of Montessori texts, including introduction to Maria Montessori: Her Life and Work, by E.M. Standing (publ. 1998); Foreword to The Essential Montessori by Elizabeth Hainstock (publ. 1995); Foreword to Teaching Montessori in the Home - preschool years; Foreword to Why Montessori? by Aisha Abdullah (publ. 2001).
International Montessori Society, 17 July 2013 [cached]
Lee Havis, (Silver Spring, MD)
Montessori Method | Montessori Training | International Montessori Society, 17 July 2013 [cached]
The two-day weekend IMS Montessori workshop features Lee Havis, IMS executive director, presenting the unique technology of scientific Montessori teaching that brings about the child's true nature. Using this technology, anyone can effectively conduct this true natural Montessori teaching.
Lee Havis, executive director (IMS) in Brunei Darussalam on June 2-5, 2012.
Lee Havis - true natural Montessori teaching
Located in Silver Spring, Maryland, the International Montessori Society (IMS) is a non-profit educational corporation led by founder and director, Lee Havis.
In 1979, Havis discovered and came to understand exactly how Montessori teaching achieved its amazing original results with children. Today, Havis provides this knowledge by managing, guiding, and coordinating all IMS activities, programs and operations. This includes regular publications, teacher education, membership, recognition of Montessori school, workshops, and other support for learning and practicing scientific true natural Montessori Teaching throughout the world. In 2003, Havis consolidated new practical guidance for this type of Montessori teaching, which he calls "technology.
International Montessori Society, 17 July 2013 [cached]
In this article, Ulrike discusses her interview with Lee Havis, IMS founder and director. Here, she explains the background of IMS and Montessori teaching, and its fundamental purpose to support true natural development in children. PDF of article
Montessori Education Consultation Services - International Montessori Society, 17 July 2013 [cached]
Lee Havis , IMS executive director, personally conducts all IMS consultation, which usually includes one or more on-site visits, with advance planning and agreement as to details of format, focus of attention and scheduling of time. Since 1979, Havis has supervised the operation of all IMS programs and activities, including Montessori teacher education, which is conducted through such means as workshop seminars and correspondence course training.
Havis will summarize main issues from this observation in written comments, to assist in follow up correction and control of errors in the future.
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