Niklas Beisert
The contributor Niklas Beisert appears to be present as the CTAN community member nbeisert.
Directly compile \include’d child documents
Collect blocks of references into a single reference
Typeset and declare sets of delimiters with convenient size control
Single- and multiline equations
Framework for exercise problems
Extend graphicx to improve placement of graphics
Fix various layout issues in math mode
Store and compose strings
Embed METAPOST figures within LaTeX documents
Session and timing information in lecture notes