Pieter van Oostrum
The contributor Pieter van Oostrum appears to be present as the CTAN community member pietervo.
Print badge labels
Big delimiters in tabular or array
Struts for opening up tabular spacing
Extensions to epic and the LaTeX drawing tools
Extensive control of page headers and footers in LaTeX2ε
Legacy headings package
A short introduction to LaTeX, in Dutch
Create tabular cells spanning multiple rows