Thomas Theis
![Thomas Theis](https://s3-eu-west-1.amazonaws.com/gxmedia.galileo-press.de/authors/272.jpg)
Thomas Theis has more than 40 years of experience as a software developer and as an IT lecturer. He holds a graduate degree in computer engineering. He has taught at numerous institutions, including the Aachen University of Applied Sciences. He conducts training courses for JavaScript, C/C++, Visual Basic, and web programming, and is the author of several successful technical books.