Sketch 151 - Sktchy 30 portraits in 30 days - Day 2 - Pencil sketch working with proportion.

Sketch 152 - Sktchy 30 portraits in 30 days - Day 3 - Mapping light and shadow.

Sketch 153 - Sktchy 30 portraits in 30 days - Day 4 - Shading in one direction.

Sketch 154 - Sktchy 30 portraits in 30 days - Day 5 - Spotting the Vanishing Point

Sketch 155 - Sktchy 30 portraits in 30 days - Day 6 - Finding Motivation in a Word

Sketch 156 - Sktchy 30 portraits in 30 days - Day 7 - Drawing with a Time Limit

Sketch 157 - Sktchy 30 portraits in 30 days - Day 8: Creating a Natural Black

Sketch 158 - Sktchy 30 portraits in 30 days - Day 9: Leaving Your Drawing 'Unfinished'

Sketch 159 - Sktchy 30 portraits in 30 days - Day 10: Drawing Negative Space

Sketch 160 - Sktchy 30 portraits in 30 days - Day 11: 'Sculpting' with White Space.