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Privacy Policy

Privacy Policy and Terms of Use for the Library of Lost Books

Last Updated: October 22, 2023


1. Introduction

Welcome to the Library of Lost Books! We respect your privacy and are committed to protecting your personal data. This privacy policy will inform you about how we handle your personal data when you visit our website, whether you are signing up for our newsletter, contributing to our “Lost and Found” and “Add Information” sections, or merely browsing.


2. Important Information and Who We Are

2.1   Purpose of this Privacy Policy

This policy provides details on how we collect and process your personal data through your use of this website, including any data you might submit to us directly.

2.2   Data Controller

Leo Baeck Institute Jerusalem, located at Bustenai Street 33, Jerusalem, 9322928, Israel, is the data controller and is responsible for your personal data (herein referred to as “we”, “us”, or “our”).

Contact Details:

Leo Baeck Institute Jerusalem
Dr. Irene Aue-Ben-David
Bustenai Street 33
Jerusalem, 9322928, Israel


3. Data We Collect About You

We may collect and process the following categories of data:

  • Identity Data: This includes optional data such as name, affiliation, or alias that you might provide.
  • Contact Data: This is your email address. If you choose to sign up for our newsletter you can also let us know your country and postal address, but submitting this information is optional.
  • Contribution Data: Information submitted via the “Lost and Found” and “Add Information” forms, including book finds, details of collections, and any images uploaded.
  • Technical Data: Data about your device, browsing actions, and patterns. This includes your IP address, browser type, and version, time zone setting, and location, which we collect through Google Analytics and Google Tag Manager.


4. Cookies

Our website uses cookies to enhance your experience and gather data about website usage. We use both session and persistent cookies. You can choose which kinds of cookies you want to accept.


5. How We Use Your Personal Data

Your personal data is used for:

  • Newsletter Communication: If you choose to receive our newsletter.
  • Contribution Processing: For data shared through the “Lost and Found” and “Add Information” forms.
  • Answering your questions: If you choose to contact us via our contact form.
  • User Behavior Analysis: We utilize Google Analytics and Google Tag Manager to analyze user behavior to improve our website and offer better user experiences.


6. Data Security

We have set up measures to protect your personal data from being accidentally lost, misused, or accessed without authorization. Access to your personal data is restricted to members of the Library of Lost Books team with a legitimate need for it.


7. Data Retention

We will store your personal data only for the duration of the Library of Lost Books project, i.e. until December 31, 2024, or as long as necessary for the specific purposes it was collected.


8. Consent & Opt-Out

You have the right to withdraw consent at any time. To opt-out of receiving our newsletter, click the unsubscribe link in our emails. To opt-out of tracking by Cookies, click the Decline button.


9. Your Legal Rights

Right to Access: You can request a copy of your personal data.

Right to Deletion: You have the right to ask us to delete your personal data.


10. Complaints

If you have concerns about how we handle your personal data, you can contact us at


11. Terms of Use for Contributions

  • Permissions: In general, when sharing information about a find in a physical book collection, users must have the permission of the collection’s owner. In the case of a public collection however, there is no obligation to obtain the consent of the owning institution. When submitting information about your finds to us, for public collections, the name and location should be provided. For private collections, users should simply select “private collection” when submitting a find.
  • Sensitive Data: We aim not to display sensitive data on the frontend of our website. However, if by mistake we do display sensitive data against our intentions, you have the right to request that the information is removed from the publicly available frontend.
  • Image Uploads: Uploaded images will be reviewed, and we reserve the right not to publish any image that does not align with our mission or is deemed inappropriate.
  • Liabilities: We cannot be held responsible for any misuse by users of the data or contributions provided. Furthermore, we are not accountable for any monetary loss or devaluation of books that may result from the findings of our research, including potential revelations about the origins of the items, such as Nazi-looted history.


12. Third-party Links

Our website may include links to third-party websites. Navigating to these sites may allow them to collect or share data about you. We don’t control these third-party websites and aren’t accountable for their privacy practices.


13. Changes to this Privacy Policy

Any changes to our privacy policy will be updated on this page. We recommend regularly checking this page for updates.