Children's Brain Tumor Network

Disclaimers, Terms & Conditions, and Privacy Policy

The Children’s Brain Tumor Network (“CBTN” or “we”) has created this privacy policy to demonstrate its commitment to privacy and transparency of practices. This privacy policy explains the CBTN’s information-gathering and dissemination practices for the Children’s Brain Tumor Network’s website (the “services”). By accessing the services, you consent to the practices and terms of this privacy policy. Limited data is collected about your visit to any of our services in order to help us better understand public use of the sites and to improve and continue to make our services more useful to visitors. This page describes the information that is automatically collected and stored.

Information the CBTN Collects

“Personal information” means any information that can be used to identify you, directly or indirectly, as an individual person. The CBTN collects personal information when you visit any of the services, send CBTN an email, respond to a survey, provide online feedback, subscribe to one of the CBTN’s online publications or email newsletters, or otherwise communicate with us. The CBTN also collects information, such as anonymous usage statistics, by using cookies, server logs, and other similar technology as you use the services.

Information Provided by You

The CBTN collects personal information that you enter through the services or give to the CBTN in another way. For example:

When you access the services, the CBTN may collect:

Contact information, such as your name, email address, mailing address, and telephone number

Employment-related information, such as employer, department, job title and business contact information

Account information, such as account name, password, security question responses, and a unique identification number

Product interest information, including products and areas of interest

When you fill out a survey, the CBTN collects, depending on the survey:

Satisfaction with an event or course, product usage, and product satisfaction

Other information in response to solicited questions, as you voluntarily contribute

When you contribute information to CBTN websites, the CBTN collects:

User generated content, such as content you post on our blogs or elsewhere on our website, or content you post on social media platforms

Any information you contribute spontaneously or in response to questions

Information the CBTN obtains from third-party sources

The CBTN collects personal information about individuals from a number of third-party sources.

Business partners and service providers: Our business partners and service providers, such as contacts, database and website hosting providers, collect personal information and share some or all of this information with us.

Single sign-on (SSO): When the CBTN allows you to register and login to the services through a third-party platform, the CBTN collects information from the third-party platform permitted under the settings and privacy policy of that platform.

Publicly-available sources: The CBTN collects personal information about you that the CBTN does not otherwise have (including contact information, employment-related information and product interest information) from social media platforms (for example, Facebook, Twitter, LinkedIn), and other publicly available databases.

Information the CBTN collects automatically

Log File Data

The services collect domain names of site visitors, as well as aggregate information about site traffic and server load. Additional processes store IP addresses, browser information, location, and device statistics of visitors for auditing and security purposes. This information is used strictly to maintain and improve the services.


The services use “cookies” during site visits. The “cookie,” which is a small text file stored in temporary memory, is used by our web applications for usability purposes and to comply with subscription and settings preferences that our visitors have given us. The services also use “cookies” on a limited basis to measure user interactions with the services through Google Analytics. You can turn off cookies in your browser preferences at any time without affecting site performance, if you wish to do so. For more information, including how to control your privacy settings, read our Cookie Policy.

Online Comment Forms

Please note that the CBTN will not intentionally share the contents of any email feedback or comment form with any third party. However, due to the nature of electronic communications, the CBTN cannot and does not provide any assurances that the contents of your e-mail will not become known or accessible to third parties.

You are urged not to provide any confidential information about you, your health, or other patients’ health via electronic communication. If you do so, it is at your own risk.

How the CBTN uses your information

The CBTN uses information, including personal information, for internal and service-related purposes. The CBTN may use and retain any data that it collects to provide and improve any of the services. The CBTN may send email to the email address you provide to it for sending you email for informational and operational purposes, such as account management, customer service, system maintenance, and other services-related purposes. The CBTN may use information, including personal information, to show or send you information that it thinks may be useful or relevant to you. The CBTN may anonymize or aggregate data collected through the services and use and disclose it for any purpose.

How the CBTN Shares Your information

Only members of the CBTN staff, its approved contractors, and its approved vendors have access to the data collected by the services. The CBTN may share information with its third-party vendors and service providers, to comply with legal obligations, to protect and defend our rights and property, and with your permission. The CBTN may share any information it receives with vendors and service providers it uses to help provide and improve the services. For example, the CBTN may disclose information to the service providers that help host the services or send its emails.

The CBTN may allow access to data collected by the services to send you information the CBTN thinks may be useful or relevant to you.

The CBTN may access, preserve, and disclose collected information, if it believes doing so is required or appropriate to: comply with law enforcement requests and legal process, such as a court order or subpoena; respond to your requests; comply with the law; or protect your, our, or others’ rights, property, or safety.

If the CBTN is involved in a transition of service to another provider, your information may be disclosed in connection with the negotiation of such transaction, and/or transferred as part of such a transaction as permitted by law and/or contract. The CBTN cannot control how the recipient entities may use or disclose such information.

Children’s privacy

The CBTN is committed to protecting the privacy of children. The services are intended for adults and young adults ages 13 and over. It is not intended for or designed to attract persons under the age of 13. Registration by any person to be under the age of 13 is not permitted and no part of the services are directed to children under 13. If the CBTN learns that a child under 13 has created an account, the CBTN will promptly take steps to delete such information and terminate the child’s account.

Other sites

Our privacy policies apply only to your use of the services. The services contain links and integrations to other sites, including sites that may indicate relationships or collaborations with the CBTN. At times, in support of technical integrations, you may be required to provide your email address and name to third parties to fully use and/or access all services. The CBTN is not responsible for the privacy practices of such other sites. You should read and review the privacy policies of each site you visit to determine what information that site may be collecting about you. Below are the privacy policies for the third party websites & services that the services currently integrate with:

Facebook: Users have the option to share CBTN website content via Facebook. The services will access your basic profile information including your name and email address. You may visit Facebook’s privacy policy here:

Google Analytics & reCaptcha: The services use Google Analytics to monitor user interaction and use of the sites. See Log File Data above for information on what is collected with Google Analytics. Additionally, the services uses Google reCaptcha when submitting forms to prevent spam bots from submitting forms. You may visit Google’s privacy policy here:

Usersnap: Usersnap is a feedback widget located on the right hand side of every page. The services use Usersnap to allow users to provide feedback on their experience on the various pages within the environments by taking screenshots and adding comments. The Usersnap widget may ask for your name and email address. It also collects browser and operating system information to help us troubleshoot any reported issues. You may visit their privacy policy here:

HotJar: HotJar is a user-sentiment widget integrated throughout the services. The services use HotJar to allow users to provide feedback on their experiences on various pages. Additionally, HotJar collects analytics used by internal staff on user interactions such as heatmaps and navigation paths. You may visit HotJar’s privacy policy here:

Mailchimp. The services use Mailchimp to provide email updates, utilizing opt-in email address information. You may visit Mailchimp’s privacy policy.

The services integrate with Cavatica, an cloud-based analytics platform developed by Seven Bridges by allowing users to push their selected genomics files to Cavatica for analysis. You may visit their privacy policy here:

E-mail communications, newsletters and related services

The services provide you with the opportunity to receive email communications. Once you have decided to receive such communications, you may later decide to stop receiving them. If you are a member of our online community and want to stop receiving communications from the Children’s Brain Tumor Network, you may request unsubscription by emailing

You may also send a message to or send mail to the following postal address:

Children’s Brain Tumor Network Operations Center

Children’s Hospital of Philadelphia

2716 South Street

19th Floor

Philadelphia, PA 19146

Passwords and tokens

You are responsible for taking all reasonable steps to ensure that no unauthorized person shall have access to your CBTN passwords, accounts, or security tokens. It is your sole responsibility to (1) control the dissemination and use of activation codes and passwords; (2) authorize, monitor, and control access to and use of your CBTN account and password; (3) promptly inform us of any need to deactivate a password or token. You grant to the CBTN and to all other persons or entities involved in the operation of the services the right to transmit, monitor, retrieve, store, and use your information in connection with the operation of the services. The CBTN cannot and does not assume any responsibility or liability for any information you submit, including to Online Community, or your or third parties’ use or misuse of information transmitted or received using the CBTN tools and services, including Online Community.

Changes to our privacy policy

Just as with the other terms and conditions associated with the services, the CBTN may change the terms and conditions of its Privacy Policy at any time by posting revisions on the services. You agree to review the Privacy Policy each time you use the services so that you are aware of any modifications made to these policies. By accessing or using the services, you agree to be bound by all of the terms and conditions of the Agreement as posted on the services at the time of your access or use, including the Privacy Policy then in effect.

Disclaimer of Liability

Last Update Date: 09/21/20

For documents and/or data available from or provided by any services, the CBTN and its members do not warrant or assume any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process provided. Furthermore no specific medical advice is intended or provided by any of the services, and where applicable users are urged to consult with a qualified physician for diagnosis and for answers to any personal questions.

Contact Information

If you have any questions about these privacy policies or the practices of this site, please contact us at

Children’s Brain Tumor Network Operations Center

Children’s Hospital of Philadelphia

2716 South Street

19th Floor

Philadelphia, PA 19146

CBTN Cookie Policy

Last Update Date: 09/21/20

Cookies & Similar Technologies

The Children’s Brain Tumor Network (“CBTN”) and our affiliates (collectively, “CBTN”) uses cookies (small text files placed on your device) and similar technologies to provide its websites and online services and to help collect data. Cookies allow it, among other things, to store your preferences and settings; enable you to sign-in; combat fraud; and analyze how our platform is performing.

The CBTN also uses web beacons to help deliver cookies and gather usage and performance data.

These small data files or graphic files serve various functions:

Strictly Necessary: Necessary to deliver our services (for example, essential cookies);

Performance and Functionality: Enhance the performance and functionality of our services but are non-essential to their use (for example, performance and functionality cookies);

Analytics and Customization: Allow us to understand the effectiveness of our services, as well as to customize our services based on this information (for example, customization cookies and analytical web beacons)

Browser Controls: Most web browsers allow some control of most cookies through the browser settings. For more information about how to reject, disable or delete cookies, please review your browser’s help menu or visit or If you choose to reject cookies, you may not be able to take advantage of certain features, services, applications or tools available through the services that are only available through the use of these technologies.

You can control the use of certain cookies and related technologies by:

Opting out of targeted online advertising through advertising networks (please visit,!/ or for more information);

Setting or amending your web browser controls to accept or refuse cookies (please visit your browser’s help menu for more information).

If you choose to reject certain cookies, you may still use our websites and online services, though your access to some functionality and features may be restricted. If you have any questions regarding our use of cookies and other related technologies, please contact us at