He has many of them
Will Owen - illustrator - was born in 1869.
Thomas Mackenzie - illustrator - died in 1944.
David Díaz - illustrator - was born in 1960.
Brian Williams - illustrator - died in 2010.
It is question for Photoshop and Illustrator developers, which tool is from which app but Illustrator have Photoshop raster filters, that's for sure.
Click on Tool with left mouse button and hold down, it will show you hidden tools for that particular set of tools.
Adobe Illustrator does not have resolution tool. You can manage resolution settings from Effects > Document Raster Effects Settings.
He has many of them
The illustrator of "George's Marvellous Medicine" is Quentin Blake. He is a renowned British illustrator known for his collaboration with author Roald Dahl on many of his books.
There have been many of them.
four
You can't, Photoshop is not a vector based program. You can however take the image into Illustrator (or Corel) and "trace" it. In Illustrator: Go to "Object" in your menu, and look for "live trace". There are lots of adjustments you can make to hopefully make the tracing look like you want, but you may need to redraw the image in Illustrator, with Illustrator tools. Learning to use the pen tool (or bezier tool) is extremely helpfull.
AI files. To open/read/scan/import/export Illustrator(.ai) files make use of tool below.
There are many places online to find Adobe Illustrator tutorials. Some of them are free and some of them are not. Searching for Free Adobe Illustrator Tutorials should yield some answers.
A person who wants to become and illustrator should take art classes in high school. Many types of art classes can be helpful later on in the life of an illustrator.
Charles Perrault-illustrator depends on edition as it has been reissued many times with different artists