About Zak Greant

About Zak Greant
Zak Greant, ca. 2020. Photo by Jamie-Lee Fuoco.

Short Bio | Books |  Presentations

Short Bio

Zak Greant is a social entrepreneur with 25+ years of experience in communities, startups, and non-profits on the electronic frontier. They are currently building internet-scale solutions for information disorder and information pollution. Learn more at bigfilter.ai.


  • PHP, 1996–2001
  • MySQL AB, 2001-2004
  • Free Software Foundation, 2004-2008
  • eZ Systems AS, 2005-2008
  • Mozilla Foundation, 2005-2009
  • Open Source Initiative, 2008-2009
  • Magnolia International, 2012-2018
  • MariaDB Foundation, 2018-2019
  • ActiveState, 2019-2022
  • Janea Systems / Memurai, 2022-2024
  • BigFilter.ai, 2024-


As Author

Zak Greant, Till Gerken, Tobias Ratschiller, and Graeme Merrall. 2001. PHP Functions Essential Reference. United States: New Riders Publishing, USA.

Greant, Zak., Newman, Chris. MySQL Phrasebook. United States: Pearson Education, 2006.

As Contributor

Argerich, Luis. Professional PHP4. United Kingdom: Apress, 2003.

Swenson, Amy. Not Your Mama's Crochet: The Cool and Creative Way to Join the Chain Gang. United States: Turner Publishing Company, 2010.

As Technical Editor

Stopford, Andrew. PHP Programming for Windows. United States: New Riders, 2002.

Vaswani, Vikram. XML and PHP. United States: New Riders, 2002.

Schlossnagle, George. Advanced PHP Programming. United Kingdom: Pearson Education, 2004.

As Technical Reviewer

Hughes, Sterling., Zmievski, Andrei. PHP Developer's Cookbook. United States: Sams, 2002.

Friedl, Jeffrey E. F. Mastering Regular Expressions. (3rd ed.) United States: O'Reilly Media, 2006.

Stubblebine, Tony. Regular Expression Pocket Reference: Regular Expressions for Perl, Ruby, PHP, Python, C, Java and .NET. United States: O'Reilly Media, 2007.

DuBois, Paul. MySQL. (3rd ed.) United States: Pearson Education, 2008.

Goyvaerts, Jan., Levithan, Steven. Regular Expressions Cookbook. United States: O'Reilly Media, 2012.

Doctor, Farzana. 52 Weeks to a Sweeter Life for Caregivers, Activists and Helping Professionals: A Workbook of Emotional Hacks, Self-Care Experiments and Other Good Ideas. Canada: Douglas and McIntyre (2013) Limited, 2024.


Keynote for various conferences ca. 2008-2010

Presented at EclipseCon Europe 2019

Presented at FOSDEM 2019