Last updated at 11:46 am UTC on 22 April 2020
Torsten Bergmann (also called astares) is author of the Smalltalk Online Books at: http://www.astares.de/DIGITALIS. There is also his Squeak Online Book available.
You can get more informations about him on his Homepage or Blog. He is also a member of the German Smalltalk User Group (GSUG) and helped at the first Camp Smalltalk San Diego. (http://camp.smalltalk.org/)
Email: torsten.bergmannATastares.de (see http://www.astares.com)
He helped developing Smalltalk/MT and was also working on an IDE for S#/Smallscript. Nowadays he is mostly using Pharo and you will find his projects on GitHub: http://github.com/astares
His Squeak and Smalltalk activities include: