a German software engineer, programming enthusiast and educator at Humboldt University of Berlin. He designed and taught lessons and tutorials and developed exercises for numerous courses including to ones on C++ programming, programming principles, algorithms and data structures, operating system principles and compiler construction . He is author the open source chess engine paulchen332, written in C++ 17.
- The Royal Game by Philipp Lenk, code<metas>, November 22, 2020
- New engine: paulchen332 by Philipp Lenk, CCRL Forum, November 23, 2020
- New engine: paulchen332 by Philipp Lenk, CCC, November 25, 2020