Information Page
How it works

Switcher: Choose your level of experience


Toolkit: Choose a question you need an answer to


Toolkit question: Get the knowledge juices going with connections to other questions and more resources


Case: Read about significant expericences


Cases & Downloads: Gain access to supporting info and additional materials regarding community building


Tools: Pick the tool you need


Formats: Get instructions for virtual events formats


Further reads: Follow up on more info for a deeper understanding of community building


Glossary: Keep track with the common terminology for community builders


Search: Quickly find the materials you need and discover new ones


Get involved: Contact us or contribute relevant to a case study



International Alumni Center gGmbH
Linienstraße 65a | 10119 Berlin
Tel. +49 (0) 30 288 85 80 0 |

Registered office: Stuttgart, Germany
Registered at: Amtsgericht Stuttgart, Germany
Registration no.: HRB 759544

VAT ID no.: DE310948849

Managing Director: Darius Polok
Founder and Shareholder: Robert Bosch Stiftung GmbH

Responsible for content after § 55 Abs. 2 RStV

Darius Polok, Linienstraße 65a, 10119 Berlin
Telefon +49 (0) 30 288 85 80 0

Terms and conditions

All content on this website is released under the Creative Commons license Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) – which means you can build upon the material, copy and share it for any non-commercial purpose as long as you give credit to and link to the original text. If you’re unsure about using it or if you have commercial ideas in mind, please message us at 

We look at the Virtual Communities for Impact as a work in progress and we are incredibly grateful for any feedback or advice you might have on how we can improve future versions. 

Furthder details:

Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

This is a human-readable summary of (and not a substitute for) the license.

  • Share — copy and redistribute the material in any medium or format
  • Adapt — remix, transform, and build upon the material

Under the following terms:

Privacy policy

Hereinafter we inform you about the nature, scope and purpose of the processing of your personal data when using our website at „“. Personal data is any information that relates to an identified or identifiable natural person.  

  1. Controller

The person responsible (“Controller”) within the meaning of the EU General Data Protection Regulation (GDPR) is the natural or legal person which, alone or jointly with others, determines the purposes and means of the processing of personal data. Controller within the meaning of the GDPR for the personal data processed by this web site is International Alumni Center gGmbH, Linienstr. 65a, 10119 Berlin, e-mail (hereinafter “we”). 

We have appointed Ms Christine Sander as our Data Protection Officer; you can reach her in our office via the contact details above.

  1. When you visit our website

When you visit our website, our server collects the following information from your device: browser type and version, operating system used, the previously visited web page, IP address, and time of the page view. 

We collect and process this data in order to ensure the trouble-free operation of our website and to detect, fend off and prosecute a misuse of our services. Furthermore, we use the collected data for statistical purposes to evaluate, for example, by which devices and browsers our web site is accessed in order to improve and adapt our offer to our visitors’ needs on an ongoing basis. This data processing is based on Article 6 par. 1 f GDPR. 

We will delete the aforementioned data no later than twelve months after they have been collected. 

  1. Processors

As a technical service provider for the operation of our website on the Internet, we use the services of Hostinger International, Ltd. as Processor according to Article 29 GDPR. 

  1. Contacting us

If you send us a message via the contact form on our website, we will process the data input in the form fields, in particular your name, your e-mail address and your message.

If you send us a message by e-mail, we will save your message along with the sender details (your name, e-mail address, and any additional information added by your e-mail program) in order to be able to answer it and also to respond to possible subsequent questions. For reception, storage and sending of e-mails, we use the services of Roundcube who acts for us as a processor in accordance with Article 28 GDPR. 

This data processing is based on our legitimate interest to answer your request and handle possible follow-up requests from you (Article 6 par. 1 f GDPR). We will erase the information collected from your message no later than twelve months after the last communication with you on your request, subject to the provision in the following paragraph. 

  1. Newsletter

If you have subscribed to our newsletter, we will keep you informed about news from us by e-mail (direct advertising from and about us). You will not receive more than one newsletter a week. You can object to the use of your e-mail address for advertising purposes at any time in any form, without incurring any costs other than transmission costs at the basic rate.

This data processing is based on your consent in accordance with Article 6 par. 1 a GDPR. If you revoke your consent to the use of your e-mail address for advertising purposes, we will delete your e-mail address from our mailing list.

As a technical service provider for the dispatch of our newsletter, we use the services of Mailchimp, operated by The Rocket Science Group LLC, 675 Ponce de Leon Ave NE, Suite 5000, Atlanta, GA 30308 USA (Processor according to Article 28 GDPR).

  1. Use of Cookies

When you visit our website, we place a “cookie” on your device. This is a small text file that we use to recognize your device when you return to our website for a later visit. With the help of the cookie we can also analyze certain user behavior, for example, which parts of our website you use, how long you stay on our site and when and how often you return to our site. Any cookie will be deleted no later than two years after your last visit to our website. This data processing is carried out on the basis of our legitimate interest to better tailor our online presence to our visitors’ interests and the technology used by them (device and browser types), to analyse and optimise our website’s functions and the efficiency of advertising measures (legal basis: Article 6 par. 1 f GDPR). You can prevent the placing of cookies by going to the cookie settings of your Internet browser and switching off the use of cookies for our site or for all websites. In your browser settings, you can also delete cookies already stored.

  1. Google Analytics

We use Google Analytics, a web analytics service of Google LLC, 1600 Amphitheater Parkway, Mountain View, CA 94043, USA (hereafter “Google”). Google places a cookie on your device. With this cookie, Google can collect information about how you use our website. This information is transmitted to a server in the US, where it is evaluated by Google and made available to us. The legal basis is Article 6 par. 1 f GDPR, namely our legitimate interest in the evaluation and optimization of our website. Google has committed itself under the EU-US Privacy Shield Agreement to comply with the European Union’s data protection regulation. We use Google Analytics with activated IP anonymization. This means that your IP address will usually be shortened within the scope of the GDPR so that the IP can no longer be traced back to you. Only in exceptional cases will the full IP address be sent to a Google server in the US and shortened there. The IP address provided by your browser will not be merged with other data provided by Google. You may prevent the use of cookies by selecting the appropriate settings on your browser.

  1. Your rights

With regard to your personal data we process, you have the following rights: 

You have the right to obtain a confirmation from us as to whether we process personal data concerning you. If this is the case, we will inform you about the personal data stored about you and the further information in accordance with Article 15 par. 1 and 2 GDPR. 

You have the right to have your inaccurate personal data rectified without undue delay. Taking into account the purposes of processing, you also have the right to request the completion of incomplete personal data, including by means of providing a supplementary statement. 

You can demand the erasure of your personal data concerning you under the conditions of Article 17 par. 1 GDPR without undue delay, as far as their processing is not necessary according to Article 17 par. 3 GDPR. 

You may demand that we restrict the processing of your data if one of the requirements of Article 18 par. 1 GDPR applies. In particular, you can request the restriction instead of an erasure. 

We will communicate any rectification or erasure of your personal data and a restriction of processing to all recipients to whom we have disclosed your personal data, unless this proves impossible or involves a disproportionate effort. We will also inform you about these recipients if you request it. 

You have the right to receive the personal data which you provide to us in a structured, commonly used and machine-readable format. You may also request that we transmit the data to another controller without hindrance, where technically feasible. 

As far as a data processing is based on your given consent, you have the right to, withdraw your consent at any time. The withdrawal of consent shall not affect the lawfulness of the data processing based on consent before its withdrawal. 

RIGHT TO OBJECT: ON GROUNDS RELATING TO YOUR PARTICULAR SITUATION, YOU MAY, AT ANY TIME, OBJECT TO PROCESSING OF YOUR PERSONAL DATA; this right applies to a processing, according to Article 6 par. 1 f DPRG, necessary for the purposes of the legitimate interests pursued by us or by a third party, except where such interests are overridden by your interests or fundamental rights and freedoms of the data subject which require protection of personal data, in particular where the data subject is a child.  If you exercise your right to object, we will no longer process the personal data in question unless we can demonstrate compelling legitimate grounds for processing that override the interests, rights and freedoms of you, or for the establishment, exercise or defense of legal claims. 


If you believe that the processing of your personal data is in breach of the GDPR, you may lodge a complaint with a supervisory authority, in particular in the Member State of your habitual residence, place of work or place of the alleged infringement. This does not exclude other administrative or judicial remedies.