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Kirkpatrick writes The Montessori System Examined
Kirkpatrick and his predecessor John Dewey attach the Montessori method. Montessori in the U.S. looses popularity -
Nancy Rambusch attents 10th International Montessori Congress
the Tenth International Montessori Congress was held in Paris. It is here that she meets Mario Montessori. She is dissatisfied with the education system in the US and looking for an alternative. -
Moves to Greenwich CT
After taking Montessori training herself, she became involved with a group of prominent parents who wanted to be deeply involved with their children’s education. -
Founded Whitby School
the first Montessori school to open in the U.S. since the initial flurry of interest in Montessori in the early 20th century. The board selected her as head of school. -
Nancy R. appointed U.S. representative of AMI
Appointed by Mario Montessori -
AMS founded
with the vigorous support of parent-advocates, Nancy Rambusch founded the American Montessori Society. -
Rambusch and Whitby School featured in Time Magazine
TIME magazine featured Rambusch, Whitby School, and the American Montessori revival in its May 12 issue. The article was well received and parents began to contact AMS interested in opening schools. Montessori began to gain popularity in the US again. -
Learning How to Learn published
Learning How to Learn, Nancy Rambusch's book, is published. This, along with other publicity, helps to build a resurgence of Montessori schools in the US. -
AMI and AMS split
AMI revokes recognition of AMS due to philosophical differences. Rambusch recognized that Montessori had to transcend religious boundaries and would have to acquire nonsectarian appeal if it was to succeed in the United States. She also firmly believed that aspects of the Montessori method had to be modified to accommodate the culture of mid-twentieth-century America and its children, and that the movement should not be confined to private institutions. -
Cleo Monson hired as Executive Secretary
Cleo Monson was hired to reorganize AMS as the administrative affairs office was in chaos and under threat of falling apart. -
Nancy Rambusch resigns as President of AMS
6 months after Monson arrives, Rambusch resigns and continues her distinguished career in early childhood education -
AMS headquarters moves from Greenwich to New York
AMS HQ is located in New York City to this day -
AMS sues AMI for Montessori patent
AMS sued AMI over the right to exclusively use "Montessori" as a descriptor of their schools in the U.S. They lost—the U.S. Patent Office ruled that the name was a generic descriptor of a type of schooling (which means that other, non-accredited schools are allowed to use it, too). -
Period: to
AMS and AMI compete for official recognition
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Monson becomes first National Director of AMS
a position of pivotal importance that she essentially created and that she held until her retirement in 1978. -
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AMS and AMI repair relationship
AMS and AMI have since agreed that the arguments and fighting were unproductive, and work together in the interest of providing quality Montessori programs for children.