- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)99
- Héderváry, Claire de10
- Applebaum, Anne2
- Gertten, Magnus2
- Open Society Archives at Central European University2
- Radio Free Europe/Radio Liberty, Inc - Research Institute2
- Acković, Dragoljub1
- Aly, Götz1
- American Federation of Labor1
- Antonov-Ovseenko, Anton1
- Association for the promotion of the Ludwig Boltzmann Institute of Human rights1
- Barnes, Steven Anthony1
- Bednarski, Eric1
- Bernstein, Sidney1
- Bloomstein, Rex1
- Buber-Neumann, Margarete1
- Bykov, N.1
- Commission internationale contre le régime concentrationnaire1
- David Rohde1
- Ewart, Ewa1