Frequently Asked Questions (FAQs)

Questions about the study

What do I need to do?
Where can I find my password?
What is RTI International?
How do I know your website is secure?


What do I need to do?
We would like you to update your contact information using this website or the update contact form that was mailed to you. This information will be used for research purposes only. RTI will contact you in the future about survey opportunities.

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Where can I find my password?
Your password can be found in some of the mailings you received from Add Health. If you lost your password, please click here for instructions on how to retrieve it.

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What is RTI International?
RTI International is a not-for-profit research organization contracted by Add Health at the University of North Carolina-Chapel Hill to complete data collection for the Add Health study since 2000.

Click here to visit RTI's website.

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How do I know your website is secure?
This Add Health website is protected by Secure Sockets Layer technology (SSL; 128-bit encryption). The web data are collected over a secure server and connection also protected by SSL.

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Supported by a research grant from

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