what might illustration be ?

anything.

Tools ( back then)

pens pencils and paper ; Marion Seuchars , Scottish illustrator who uses hand sketches

the photocopier; Dan Fern

Fax machine ; Paul ellimen

collage ; Jake Tilson

Tools (now)

tablets ; Olly Murs , fire watch illustrator

vectors ; Rogie King

photoshop ,illustrator ; Benny Productions

Figma and procreate ;

Ux/ Ui ; Kyle Tezak , Slack designer

World Class ( taught here)

Oliver Jeffers

Peter Strain

Atto partners ( a creative team)