To improve we need to regularly get out of our comfort zone. It’s something that we don’t do naturally. Relax, in sketching we can only improve. Even a little, it’s still a step forward. So keep in my mind your goal, and keep going. A friend of mine, passionate of concept art recommended me to look at John park’s techniques, a great concept art artist. So I did. Thanks Adrien for your support ! Concept art is fascinating but also quite challenging for different aspects. Creativity, memory of forms, speed, quality of lines… All are mixed together. I understand why so many Product designer...