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Period of PURPLE Crying® Booklet and DVD

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Thank you for your interest in the National Center on Shaken Baby Syndrome's (NCSBS) Period of PURPLE Crying program. This module is provided free of charge to those who have purchased the PURPLE program or have requested to sample the program. If you already have login information, please enter your username and password in the Login box that appears on the left side of this page. If you do not have login information and would like to register to view the PURPLE DVD and booklet, please click here and fill out the form.

Overview of the Period of PURPLE Crying Booklet and DVD Module

The Period of PURPLE Crying Booklet and DVD module allows users to view both the DVD and booklet online.

The PURPLE program is being implemented throughout North America. The NCSBS is conducting research in the following two (2) geographical areas:

  • - North Carolina, USA
  • - British Columbia, Canada

If you located in either of the two (2) locations listed above, please contact the NCSBS at (801)447-9360 or

If you are not located in either of the locations listed above and would like to continue the registration process, please click the "Register Now" button at the top of this page or the link within the first paragraph.