Ahmad Khalil, I've been using Photoshop for over 12 years.
I worked in software industry as a web designer and web developer.
I work now as a Photoshop instructor in Amman Institute for Design.
Known for sharing the dangerous design secrets of Photoshop and 3D programs as well such as Maya, ZBrush and 3Ds Max.
I used to be an instructor sense year 1 in college.
I joined many Photoshop challenges in my country and i won the best creative design award and in www.tutsplus.com.
I have made 12 videos courses about photoshop and ZBrush and the
most successful course was the "Photoshop Killer designer" series:
1-Photoshop killer designer - Volume 1 (photo manipulation)
2-Photoshop killer designer - Volume 2 (The Devil Studio)
3-Photoshop killer designer - volume 3 ( drawing comics)
4-Photoshop killer designer - volume 4 (super illustrator).
and much more of my courses you can discover on my website
or my Facebook page :)