Numenta Inc., formed by Jeff Hawkins, Donna Dubinsky and Dileep George has begun researching the practical application of Jeff's theories. The Numenta technology, called Hierarchical Temporal Memory (HTM), is based on a theory of the neocortex described in On Intelligence.


On Intelligence book cover

Welcome to, the companion Web site for the book On Intelligence. If you liked the book, want to learn more about the book or want to discuss the book with others, this web resource is for you.

The first set of links provides information for people who have not yet read the book or have a general interest. It contains:

The second set of links contains resources for people who have read the book and want to learn more about the theory. Here you will find:

I hope this Web site becomes a communications tool for people interested in building intelligent memory systems and contributing to the theory presented in the book. Engineers, computer scientists and neuroscientists interested in formalizing the concepts in the book, implementing the algorithms in software and testing the theory biologically should find material of interest here. Please use the discussion forum for posting questions and engaging others with similar interests. is a work in progress. We hope to grow and improve the site as we learn what is useful and what isn't, and new material will be added on an ongoing basis. We are happy to hear your suggestions on how to improve this resource. Thank you.

Listen to Jeff Hawkins' NPR Morning Edition radio interview with Jeff Schechtman, on KVON-AM.
25:34, 23 mb., .mp3 format

On Intelligence is now available as an e-book. Download it at