The ideas and opinions published on this website, my Twitter account, Facebook and Slideshare accounts are my own opinions & ideas and not necessarily those of my current or past employers.

I’m very opinionated. If you feel offended in anyway by my comments or remarks, read above again and let me know your rant on twitter.

Comments placed by visitors on this website are moderated and are the opinions of those individuals.

All content provided on this website (blog) is for informational purposes only. The owner of this blog makes no representations as to the accuracy or completeness of any information on this site or found by following any link on this site. I do not endorse any product or service. Information usage is fully at your own risk.


The content offered on JanWiersma.com, JanWiersma.nl and my Slideshare account are subjected to the  Creative Commons Attribution-Non-Commercial-Share Alike 3.0 Netherlands License.

Knowledge is to share, not to own (thanks to Marcel Nieuwenhuis, the-art.nl )