Welcome to the new website and membership system for ISTP! 

Current members of ISTP can log in using your email address to view your account profile, renew your membership, access the journal Theory & Psychology, and participate in Member Forum discussions here:

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If you would like to become a member of the ISTP, you can submit an online membership form and payment through PayPal found in the Membership section

The 2016 Issue #2 of the ISTP newsletter can be downloaded here. For previous issues of the newsletter click on the Newsletters tab above.

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