Drawing-nail t's actually a ball point pen drawing by Portuguese artist Samuel Silva, based on Kristina Taraina's photograph "Redhead Girl." Silva used seven different colored pens and spent nearly 30 hours to recreate the photo.
Step-by-Step Drawing Faces. This is a good base sketch for the perceptions of self/other process assignment. Bright colours or patterns could then be added to reflect upon the personality of the perso (Drawing Step Learning)