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.