Comment: Sort of, but not really. It's

(See in situ)

In reply to comment: this school (see in situ)

Sort of, but not really. It's

Sort of, but not really. It's actually based on the work of its founder, developmental psychologist Jay Feldman, and Russian psychologist Lev Vygotsky.

You can read more about it in this book by another psychologist, Peter Gray (his son went to the original Sudbury school in MA):

http://www.amazon.com/Free-Learn-Unleashing-Self-Reliant-ebo...

and here:
http://www.resourcecenter.watershedlearningcenter.org/wp-con...