There is now a more modern and mobile-friendly version of the site at www.itchy-animation.com
Light For Visual Artists is out and is published by Laurence King in the UK. You can order it by clicking on the links below: Amazon US link on the left, UK link on the right. It is also available in worldwide in French, Italian, Spanish and Chinese.
The book was briefly out of print at the end of 2017 and early 2018 but is back in the shops now.
If you have any thoughts feel free to drop me an email at firstname.lastname@example.org
All the best for now,