Alexander Heusingfeld's following
- International Software Architecture Qualification Boardisaqb-org
- Benjamin Wolfprogramming-wolf
- Lars HaferkampLHaferkamp
- OneSocialWebonesocialweb
- Tammo van Lessenvanto
- oyqx17
- Devoxx4Kidsdevoxx4kids
- Stefan Tilkovstilkov
- Till Schulte-Coernetillsc
- Dr. Gernot Starkegernotstarke
- Falk Hoppemechanoid
- Eberhard Wolffewolff
- Felix Müllerfmueller
- Stephen Chinsteveonjava
- Daniel Hillerdhiller
- Simon Olofssonsimono
- Matthias Richterrichtmat
- Pete Muirpmuir
- Dan Allenmojavelinux
- Carl Deacarldea
- Marius Bogoevicimbogoevici
- Lincoln Baxter, IIIlincolnthree
- Matthias Wessendorfmatzew
- Markus Eiselemyfear
- Christian Kaltepothchkal
- Christian Sadilekcsadilek
- Gerrit GrunwaldHanSolo
- Thomaseverflux
- Keith Donaldkdonald
- Stefan Glasecodescape
- Stefan Reutersrt
- Christoph Sassenbergdefsprite
- Mark Fishermarkfisher
- Oliver Drotbohmodrotbohm
- Joris Kuipersjkuipers
- Iwein Fuldiwein