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The PSI Book is a detailed explanation of the PSI in layperson's terms.
Sorry, The PSI Book is not available at this time.
To take the PSI Profile, you answer 120 multiple-choice questions online. Most people take 20-30 minutes to complete the profile.
The online process is completely anonymous. You will be given a unique PSI-ID that your provider will use to retrieve your scores.
Take the PSI now.